A displacement of the platinum electrical contacts of some 0.05 cm in any horizontal direction will start the recording cycle . 只要铂白金电触点沿任何水平方向移动大约0.05厘米,便可起动记录器运转。
Specification for pure palladium electrical contact material 纯钯电触点材料规范
Effect of contact breakaway muzzle velocity 直流电路触点分离初速度对分断的影响
Technical specifications for tungsten contact of breaker 断电器用钨触点.技术条件
Analysis on the electric contacts failure in mobile phones 手机中电触点的失效分析