![]() Hand-held portablepower tools--Measurement of vibrations at the handle--Part 1:general 手持便携式动力工具 手柄振动测量方法 第1部分:总则 |
![]() general specifications for integrated circuit(IC)card payphone and system 集成电路(IC)卡公用付费电话系统总技术要求 |
![]() Accuracy(trueness and precision)of measurement methods and results--Part 1:general principles and definitions 测量方法与结果的准确度(正确度与精密度) 第1部分:总则与定义 |
![]() Plastics--Differential scanning calorimetry(DSC)--Part 1:general principles 塑料 差示扫描量热法(DSC) 第1部分:通则 |
![]() Shunt power capacitors of the self-healing type for a.c. systems having a rated valtage up to and including 1000V--Part 1:general--Performance,testing and rating--Safety requirements--Guide for installation and operation 标称电压1 kV及以下交流电力系统用自愈式并联电容器 第1部分:总则----性能、试验和定额----安全要求----安装和运行导则 |
![]() Power capacitors for inductionheating installations--Part 1:general 感应加热装置用电力电容器 第1部分:总则 |
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