towing efficiency 中文意思是什麼
-
For marine salvage, speedy and effective towing with cable can enhance the rescue efficiency
摘要海上救助中，快速有效的帶纜拖航可以提高救助效率。 -
Speed vvvf contrl. the compact synchronous gearless towing machine looks only a half of the common one, but has the greater driving efficiency and the lower motor power of only about 50 %. in addition, because there
同步無輪曳引機外型小巧精緻體積僅為普通曳引機的一半，傳動效率高，電機功率僅為普通曳引機的50 %左右。
分享友人