The emphasis is on the calibration of instruments because small errorsin temperature can affect the Fo value to a great extent.
而重点是仪器的校准，因为微小的温度错误将导致很大程度上F0值的影响。
Be priority if master the calibration and operation method of current metrology instruments in mechanical field.
掌握机械行业常用计量器具的校准及使用方法者优先。
Deadweight testers are used to measure the pressure exerted by gas or liquid and can also generate a test pressure for the calibration of numerous pressure instruments.
静重试验器用于测量气体或液体的压力，也可以生成一个众多压力仪器的校准试验压力。
应用推荐