The A302 Manual Starter is a 3-phase manual motor starter and protector with instantaneous magnetic short circuit tripmechanism.
A302手动起动器是三相手动电动机起动器和保护装置，带有瞬间磁性短路跳闸机制。
2
A trip to America confirmed that competition was the ingenious mechanism that compelled managers to constantly improve their operations, then to share the gains with workers.
他的美国之行证实了一点，竞争是绝妙的途径，它迫使管理者不断改进经营方式，并与工人一同分享利润。
3
Effective cache mechanism can avoid round trip time to database, avoid calculations which occupying much time, save server resource, as well as improving the response time and waiting time.