[{"id":"83c55a0e-dbf1-4366-8029-de14b800a086","title":"第1章 有理数","rich_title":"第1章 有理数","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"83c55a0e-dbf1-4366-8029-de14b800a086","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.460+0800","update_time":"2024-08-06T15:42:57.460+0800","child_nodes":[{"id":"0b737996-40cc-4c1a-9eaf-1c6cf51ae7f2","title":"1.1 从自然数到有理数","rich_title":"1.1 从自然数到有理数","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"83c55a0e-dbf1-4366-8029-de14b800a086/0b737996-40cc-4c1a-9eaf-1c6cf51ae7f2","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.481+0800","update_time":"2024-08-06T15:42:57.481+0800","child_nodes":null},{"id":"7d7bbf3b-fc96-40d6-b9fe-7c253830d1e7","title":"1.2 数轴","rich_title":"1.2 数轴","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"83c55a0e-dbf1-4366-8029-de14b800a086/7d7bbf3b-fc96-40d6-b9fe-7c253830d1e7","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.503+0800","update_time":"2024-08-06T15:42:57.503+0800","child_nodes":null},{"id":"ebae82bd-f273-4029-8ddf-57c70684db32","title":"1.3 绝对值","rich_title":"1.3 绝对值","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"83c55a0e-dbf1-4366-8029-de14b800a086/ebae82bd-f273-4029-8ddf-57c70684db32","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.522+0800","update_time":"2024-08-06T15:42:57.522+0800","child_nodes":null}]},{"id":"cacd67c9-c741-486b-9841-913096faaaef","title":"第2章 有理数的运算","rich_title":"第2章 有理数的运算","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"cacd67c9-c741-486b-9841-913096faaaef","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.580+0800","update_time":"2024-08-06T15:42:57.580+0800","child_nodes":[{"id":"777afc2a-a570-4c94-a789-a01411d08305","title":"2.6 有理数的混合运算","rich_title":"2.6 有理数的混合运算","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"cacd67c9-c741-486b-9841-913096faaaef/777afc2a-a570-4c94-a789-a01411d08305","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.704+0800","update_time":"2024-08-06T15:42:57.704+0800","child_nodes":null}]},{"id":"df12192c-8ab3-4ffe-b2c0-3aefcb272d91","title":"第3章 实数","rich_title":"第3章 实数","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"df12192c-8ab3-4ffe-b2c0-3aefcb272d91","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.786+0800","update_time":"2024-08-06T15:42:57.786+0800","child_nodes":[{"id":"7d6210c7-75b5-4516-90de-36176d11102f","title":"综合实践活动 寻找数和计算工具的发展足迹","rich_title":"综合实践活动 寻找数和计算工具的发展足迹","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"df12192c-8ab3-4ffe-b2c0-3aefcb272d91/7d6210c7-75b5-4516-90de-36176d11102f","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.894+0800","update_time":"2024-08-06T15:42:57.894+0800","child_nodes":null}]},{"id":"2b75c394-7c6a-44e1-b724-31614283b60b","title":"第4章 代数式","rich_title":"第4章 代数式","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"2b75c394-7c6a-44e1-b724-31614283b60b","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.931+0800","update_time":"2024-08-06T15:42:57.931+0800","child_nodes":[{"id":"2d701937-1d25-45b5-8dd9-1dd4d1dc445f","title":"4.1 列代数式","rich_title":"4.1 列代数式","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"2b75c394-7c6a-44e1-b724-31614283b60b/2d701937-1d25-45b5-8dd9-1dd4d1dc445f","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:57.994+0800","update_time":"2024-08-06T15:42:57.994+0800","child_nodes":null},{"id":"5c49895d-e78e-4eb5-bb3f-46ea58a86682","title":"4.2 代数式的值","rich_title":"4.2 代数式的值","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"2b75c394-7c6a-44e1-b724-31614283b60b/5c49895d-e78e-4eb5-bb3f-46ea58a86682","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.014+0800","update_time":"2024-08-06T15:42:58.014+0800","child_nodes":null},{"id":"97dfd07b-3c43-4ba6-bf52-5d8f6606aeb0","title":"4.3 整式","rich_title":"4.3 整式","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"2b75c394-7c6a-44e1-b724-31614283b60b/97dfd07b-3c43-4ba6-bf52-5d8f6606aeb0","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.033+0800","update_time":"2024-08-06T15:42:58.033+0800","child_nodes":null},{"id":"5e49e901-5681-44f3-a39b-c538035d6ae0","title":"4.4 合并同类项","rich_title":"4.4 合并同类项","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"2b75c394-7c6a-44e1-b724-31614283b60b/5e49e901-5681-44f3-a39b-c538035d6ae0","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.053+0800","update_time":"2024-08-06T15:42:58.053+0800","child_nodes":null},{"id":"0e2fcbb8-bc8d-4e63-8673-e98c16bdf541","title":"小结与反思","rich_title":"小结与反思","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"2b75c394-7c6a-44e1-b724-31614283b60b/0e2fcbb8-bc8d-4e63-8673-e98c16bdf541","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.091+0800","update_time":"2024-08-06T15:42:58.091+0800","child_nodes":null}]},{"id":"520a171a-1812-419b-b96f-c732cea83855","title":"第5章 一元一次方程","rich_title":"第5章 一元一次方程","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"520a171a-1812-419b-b96f-c732cea83855","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.109+0800","update_time":"2024-08-06T15:42:58.109+0800","child_nodes":[{"id":"6b73d9e2-3034-4640-94e9-eeccd1ccb9f2","title":"5.1 认识方程","rich_title":"5.1 认识方程","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"520a171a-1812-419b-b96f-c732cea83855/6b73d9e2-3034-4640-94e9-eeccd1ccb9f2","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.130+0800","update_time":"2024-08-06T15:42:58.130+0800","child_nodes":null},{"id":"0e8daf5b-1389-4bdf-bd3d-1b314db908c7","title":"5.2 等式的基本性质","rich_title":"5.2 等式的基本性质","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"520a171a-1812-419b-b96f-c732cea83855/0e8daf5b-1389-4bdf-bd3d-1b314db908c7","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.151+0800","update_time":"2024-08-06T15:42:58.151+0800","child_nodes":null},{"id":"a815a469-cad8-4657-9cde-924c7529c4ae","title":"5.3 一元一次方程和它的解","rich_title":"5.3 一元一次方程和它的解","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"520a171a-1812-419b-b96f-c732cea83855/a815a469-cad8-4657-9cde-924c7529c4ae","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.170+0800","update_time":"2024-08-06T15:42:58.170+0800","child_nodes":null},{"id":"4563cf4b-ff71-4246-86da-08ff63a291cc","title":"小结与反思","rich_title":"小结与反思","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"520a171a-1812-419b-b96f-c732cea83855/4563cf4b-ff71-4246-86da-08ff63a291cc","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.233+0800","update_time":"2024-08-06T15:42:58.233+0800","child_nodes":null}]},{"id":"b179820f-30dd-4508-9ac7-a7f76d2bff2e","title":"第6章 图形的初步知识","rich_title":"第6章 图形的初步知识","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.253+0800","update_time":"2024-08-06T15:42:58.253+0800","child_nodes":[{"id":"b2ce0873-3e2f-4fd4-aba1-b66f81d805ee","title":"6.1 几何图形","rich_title":"6.1 几何图形","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e/b2ce0873-3e2f-4fd4-aba1-b66f81d805ee","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.273+0800","update_time":"2024-08-06T15:42:58.273+0800","child_nodes":null},{"id":"2cbb5bde-5d10-486e-b3ba-e40c1d17d42f","title":"6.2 线段、射线和直线","rich_title":"6.2 线段、射线和直线","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e/2cbb5bde-5d10-486e-b3ba-e40c1d17d42f","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.294+0800","update_time":"2024-08-06T15:42:58.294+0800","child_nodes":null},{"id":"12823044-58eb-4e2b-a8b1-16b6283331a3","title":"6.5 角与角的度量","rich_title":"6.5 角与角的度量","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e/12823044-58eb-4e2b-a8b1-16b6283331a3","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.351+0800","update_time":"2024-08-06T15:42:58.351+0800","child_nodes":null},{"id":"df0b3100-a851-4840-b2fc-fb60e347ed9a","title":"6.8 余角和补角","rich_title":"6.8 余角和补角","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e/df0b3100-a851-4840-b2fc-fb60e347ed9a","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.413+0800","update_time":"2024-08-06T15:42:58.413+0800","child_nodes":null},{"id":"d29118dd-b77c-4edf-ac43-456d201923fd","title":"综合实践活动 设计小小阅读角","rich_title":"综合实践活动 设计小小阅读角","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e/d29118dd-b77c-4edf-ac43-456d201923fd","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.438+0800","update_time":"2024-08-06T15:42:58.438+0800","child_nodes":null},{"id":"e1eb007b-baeb-44f5-8392-09179ea13a78","title":"小结与反思","rich_title":"小结与反思","description":null,"chapter_type":null,"language":"zh-CN","custom_properties":{"tree_type":"teachingmaterials"},"node_path":"b179820f-30dd-4508-9ac7-a7f76d2bff2e/e1eb007b-baeb-44f5-8392-09179ea13a78","tree_id":"54eb556a-dc4d-4f5a-8f64-afc734d0977e","create_time":"2024-08-06T15:42:58.457+0800","update_time":"2024-08-06T15:42:58.457+0800","child_nodes":null}]}]