![]() Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters AC semiconductor motor controllers and starters(including soft-starter) 低压开关设备和控制设备 第4-2部分:接触器和电动机起动器 交流半导体电动机控制器和起动器(含软起动器) |
![]() Determination of tert-butylhydroquinone(TBHQ) in edible vegetable oil 食用植物油中叔丁基对苯二酚(TBHQ)的测定 |
![]() Geometrical Product Specifications(GPS) - Geometrical tolerancing - Tolerances of form,orientation,location and run-out 产品几何技术规范(GPS)几何公差 形状、方向、位置和跳动公差标注 |
![]() Ships and marine technology - Potable water supply on ships and marine structures - Part 2: Method of calculation 船舶与海上技术 船舶和海上结构物上生活用水供应 第2部分: 计算方法 |
![]() Rubber - Determination of 5-Ethylidenenorbornene(ENB)or Dicyclopentadiene(DCPD) in Ethylene-Propylene-Diene (EPDM) Terpolymers 橡胶 乙烯-丙烯-二烯烃(EPDM)三元共聚物中5-乙叉降冰片烯(ENB)或双环戊二烯(DCPD)含量的测定 |
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