- 活塞式飛機(jī)
- reciprocate: vt.,vi. 1.互換,交換;酬答,報(bào)答 (with) ...
- aircraft reciprocating engine: 活塞式航空潤(rùn)滑油
- aircraft reciprocating engine oil: 航空活塞式發(fā)動(dòng)機(jī)滑油
- reciprocating aircraft engine: 活塞式飛機(jī)發(fā)動(dòng)機(jī)
- reciprocating: 交互的, 往復(fù)的; 前后擺動(dòng); 前后轉(zhuǎn)動(dòng); 上下移動(dòng); 往復(fù)的,來(lái)回的,互相的,交替的; 往復(fù)式的; 往復(fù)運(yùn)動(dòng)
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