reciprocating air engine：往復(fù)式氣動發(fā)動機(jī)

reciprocating drill 往復(fù)式鑿巖機(jī) | reciprocating air engine 往復(fù)式氣動發(fā)動機(jī) | reciprocating blade spreader 往復(fù)式葉漿鋪攤機(jī)

reciprocating air engine：直動風(fēng)馬達(dá)

reciprocating actuator 往復(fù)動形アクチュエータ | reciprocating air engine 直動風(fēng)馬達(dá) | reciprocating air pump 往復(fù)式空氣壓縮泵

nuclear powered space ship：核動力宇宙飛船

nuclear powered reciprocating engine 核動力往復(fù)式發(fā)動機(jī) | nuclear powered space ship 核動力宇宙飛船 | nuclear precession magnetometer 核子旋進(jìn)磁力儀

reciprocally incorporated lamp：混合燈

Rearward-facing 面向后的 | reciprocally incorporated lamp 混合燈 | Reciprocating engine 往復(fù)式發(fā)動機(jī)

reciprocate：往復(fù)(運(yùn)動),互換

reciprocal steam engine 往復(fù)式蒸汽機(jī) | reciprocate 往復(fù)(運(yùn)動),互換 | reciprocating 往復(fù)的,來回的,互相的,交替的

reciprocate：互換

reciprocally 相互地 | reciprocate 互換 | reciprocating engine 往復(fù)式發(fā)動機(jī)

reciprocation：互換

reciprocating engine 往復(fù)式發(fā)動機(jī) | reciprocation 互換 | reciprocator 報答者

recalescent point：再輝點

列氏溫度計 Reaumur thermometer | 再輝點 recalescent point | 往復(fù)機(jī),往復(fù)引擎 reciprocating engine

recharging：再充裝

rechargeable stored-pressure fire extinguisher 可再充裝的貯壓式滅火器 | recharging 再充裝 | reciprocating engine 活塞式發(fā)動機(jī)

rotary engine：旋轉(zhuǎn)式引擎

逆轉(zhuǎn)引擎 reversing engine | 旋轉(zhuǎn)式引擎 rotary engine | 往復(fù)機(jī) reciprocating engine