例句與造句

1. A reciprocating compressor using labyrinth seal ( labyrinth piston compressor , lpc ) can compress and transport gases in an oil - free way . it has many advantages , such as non - lubricated maintenance , no friction loss , no hot spots , minimal wear and tear , and so on
   采用迷宮密封的往復(fù)式壓縮機(jī)可以完成潔凈氣體的壓縮和輸送,具有壓縮過程無(wú)潤(rùn)滑、無(wú)接觸摩擦、氣體無(wú)污染、安全可靠等優(yōu)點(diǎn)。
2. It's difficult to find labyrinth piston in a sentence. 用labyrinth piston造句挺難的