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ISO/IEC 17991-2021 信息技术--办公室设备--数据扫描设备生产力数据的测量方法 Information technology — Off...
2024-01-03
GB/T 21203-2018 信息技术 办公设备 数字式复印机复印生产力的测量方法 Information technology—Office equip...
2023-08-26
GB/T 38098-2019 废弃电器电子产品拆解处理资源产出率评价方法 Evaluation methodology of disassembly resource pr...
2023-08-24
GB/T 40958-2021企业生产力评价规范Evaluation specifications of enterprise productivity
2022-03-14
Scenario analysis of low carbon development in Tianjin, China
2020-12-06
Simulating the vegetation-producing process in small watersheds in the Loess Plateau of China
2020-11-22
Effects of soil and water conservation and its interactions with soil properties on soil productivit
2020-07-08
Water-Saving and High-Yielding Irrigation for Lowland Rice by Controlling Limiting Values of Soil Wa
2020-07-08
Determination of coal mine mechanization using fuzzy logic
2020-06-12
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