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物理量用字母符号.采用半导体器件的静止变流器用字母符号.
Letter symbols for physical quantities; symbols for use in the field of static converters using semiconductor devices
参考页数:4P.;A4
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可转位刀片的车削和仿形切削刀夹和刀夹头. 名称
Turning and copying tool holders and cartridges for indexable inserts -- Designation
参考页数:18P;A4
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数学符号
Mathematical symbols
参考页数:18P;A4
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铁路信号用字母符号
Lettered Symbols for Railway Signaling
参考页数:12P;A4
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滑动轴承.术语,定义,分类和符号.第4部分:基本符号
Plain bearings - Terms, definitions, classification and symbols - Part 4 : basic symbols.
参考页数:17P;A4
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滑动轴承.术语、定义,分类和符号.第5部分:符号应用
Plain bearings - Terms, definitions, classification and symbols - Part 5 : application of symbols.
参考页数:27P;A4
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水基表面预埋式加热冷却系统.第1部分:定义及符号.
Water based surface embedded heating and cooling systems - Part 1 : definitions and symbols.
参考页数:23P;A4
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电气技术用文字符号.第6部分:控制技术
Letter symbols to be used in electrical technology - Part 6 : control technology.
参考页数:19P.;A4
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电工技术用字母符号.第1部分:总则
Letter symbols to be used in electrical technology - Part 1 : general.
参考页数:4P.;A4
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电气技术用文字符号.第7部分:发电,输电和配电.
Letter symbols to be used in electrical technology - Part 7 : power generation, transmission and distribution.
参考页数:33P;A4
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