railroad sleeper 中文意思是什麼
railroad sleeper
解釋
鐵路軌枕-
In this paper, the automatic detection and sorting equipment for sleeper springs of railroad tracks is proposed. the main principle, configuration and characteristic are described in detail
摘要介紹了研製的鐵道車輛搖枕彈簧自動測量分配機的原理、組成和主要特點。
分享友人