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GB/T 21021.2-2021无源射频和微波元器件的互调电平测量第2部分：同轴电缆组件的无源互调测量Intermodulation level m...2022-03-14

GB/T 21021.3-2021无源射频和微波元器件的互调电平测量第3部分：同轴连接器的无源互调测量Intermodulation level mea...2022-03-14

GB/T 21021.4-2021无源射频和微波元器件的互调电平测量第4部分：同轴电缆的无源互调测量Intermodulation level measu...2022-03-14

GB/T 32483.2-2021灯控制装置的效率要求第2部分:高压放电灯（荧光灯除外）控制装置效率的测量方法Energy performance ...2022-03-14

ASTM D7490-2013用接触角测量法测量固体涂料、衬底和颜料表面张力的试验方法Standard Test Method for Measurement ...2022-03-14

ASTM D6539-2013用流动空气测量准饱和多孔材料气体渗透率的试验方法Standard Test Method for Measurement of the P...2022-03-14

ASTM D7334-2008(2013)Standard Practice for Surface Wettability of Coatings,Substrates and Pigments by Advanc...2022-03-14

ASTM D6837-2013用顺序VIB火花点火发动机测量汽车发动机油对客车和轻型卡车节油影响的试验方法Standard Test Method...2022-03-14

ASTM D1941-1991(2013)用帕夏尔(parshall)流水槽测量明沟水流量的试验方法Standard Test Method for Open Channel F...2022-03-14

ASTM D5242-1992(2013)用薄板堰进行明渠水流量测量的试验方法Standard Test Method for Open-Channel Flow Measurem...2022-03-14

ASTM D5388-1993(2013)用回水步推法间接测量流水的试验方法Standard Test Method for Indirect Measurements of Dis...2022-03-14

ASTM D5390-1993(2013)用帕玛柏乐槽测量明渠水流量的试验方法Standard Test Method for Open-Channel Flow Measurem...2022-03-14

ASTM D5906-2002(2013)地表水深度测量期间水平位置测量指南Standard Guide for Measuring Horizontal Positioning D...2022-03-14

Dynamic measurement on infiltration process and formation mechanism of infiltration front2020-11-22

Numerical Simulation of Flow in Flowrate Measurement Section of Natural Gas Pipelines2020-09-15

GSP气化炉氧气流量的测量2020-07-12

Experimental study of oil-water interface layers dilatation rheological properties2020-07-08

天然气集输计量技术的发展2020-06-12

天然气能量计量的技术进展2020-06-12

天然气计量及标定系统的应用2020-06-12

天然气集输计量技术的发展2020-03-24

天然气能量计量的技术进展2020-03-24

天然气计量及标定系统的应用2020-03-24

GSP气化炉氧气流量的测量2020-03-23

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