NB/T 42159-2018.Specification for three-level bi-directional AC/DC converters. 1范围 NB/T 42159规定了三电平交...
NB/T 42156-2018 配电网串联电容器补偿装置
NB/T 42156-2018.Distribution series capacitor installation. 1范围 NB/T 42156规定了配电网串联电容器补偿装置的型号命名与产品分类、...
NB/T 42147-2018 全封闭型电动机-压缩机用无功耗及低功耗电子式起动器
NB/T 42147-2018.Zero and low power consumption electronic starters for hermetic motor-compressors. 1...
NB/T 42144-2018 全钒液流电池维护要求
NB/T 42144-2018.Vanadium flow battery-Maintenance requirement. 1范围 NB/T 42144规定了全钒液流电池维护项目、维护周期、技术要求...
NB/T 42139-2017 光伏系统用铅酸蓄电池技术规范
NB/T 42139-2017.Lead-acid battery for photovoltaic (PV) systems technical specification. 1范围 NB/T 42...
NB/T 42131-2017 光伏组件环境试验要求通则
NB/T 42131-2017.Environmental testing requirements for photovoltaic modules:General principles. 1范围 ...
NB/T 42130-2017 光伏产品环境条件气候环境条件分类分级
NB/T 42130-2017.Environmental conditions for photovoltaic products:Classification of climate conditi...
NB/T 42123-2017 电测量变送器校准规范
NB/T 42123-2017.Calibration Specification for Elctrical Measuring Transducers. 1范围 NB/T 42123规定了电测量变...
NB/T 14003.2-2016 页岩气压裂液第2部分:降阻剂性能指标及测试方法
NB/T 14003.2-2016.Shale gas-Fracturing fuid-Part 2:Performance index and testing method for friction...
NB/T 14002.6-2016 页岩气储层改造第6部分:水平井分簇射孔作业要求
NB/T 14002.6-2016.Shale gas reservoir stimulation-Part 6 : Requirements for construction technology ...
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