test apparatus

• 试验装置

test apparatus的用法和样例：

例句

1. All test equipments lie between these two extremes.
   所有的试验装置都处在两个极端情况之间。
2. The principle of a composite test device for air-tightness of automobile compartments and air volume of air conditioners was described.
   摘要论述了客车车室气密性和车用空调风量综合试验装置的原理。