短語(yǔ)詞組短語(yǔ)reciprocating main motion 往復(fù)主運(yùn)動(dòng)reciprocating feed motion 往復(fù)式進(jìn)給運(yùn)動(dòng)reciprocating -motion vertical conveyer 往復(fù)式垂直輸送機(jī)straight reciprocating motion 直線往復(fù)運(yùn)動(dòng)Transverse Reciprocating Motion 橫向往復(fù)竄動(dòng)linear reciprocating motion 直線往復(fù)運(yùn)動(dòng)Sinusoidal reciprocating motion 正弦往復(fù)運(yùn)動(dòng)reciprocating motion displacement 往復(fù)運(yùn)動(dòng)位移reciprocating motion reciprocate motion 往復(fù)運(yùn)動(dòng) 返回 reciprocating motion