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DL/T 790.31-2001 采用配电线载波的配电自动化第3部分:配电线载波信号传输要求第1篇:频带和输出电平

DL/T 790.31-2001.Distribution automation using distribution line carrier systems...

HG/T 5580-2019.Analytical method of chemical composition in polyoxyethylene cata...

DL/T 791-2001.Specification of indoor ac HV gas-filled switchgear panel.1范围DL/T...

HG/T 5550-2019.High-calcium sodium metal.1范围HG/T 5550规定了高钙金属钠的要求、试验方法、检验规则、标志、标签...

DL/T 5140-2001.Code for lighting design of hydropower station.1范围1.0.1 DL/T 5140...

HG/T 5551-2019.Boron oxide ( Boric anhydride) for industrial use.1范围HG/T 5551规定了...

DL/T 292-2011.The steam/water piping vibration evaluation and control guide for...

HG/T 5552-2019.Titanium dioxide for paper industrial use.1范围HG/T 5552规定了造纸工业用二氧化...

HG/T 5553-2019.Hydrogen peroxide for soil remediation.1范围HG/T 5553规定了土壤修复用过氧化氢的分...

DL/T 299-2011.Application specification for speed control device on inner-feedin...

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