falling head permeability test [土木建築工程]變水頭透水試騐變水頭滲透試騐降落水頭滲透試騐[機(jī)械工程]變水頭透水試騐falling hammer dynamic rigidity meter [交通運(yùn)輸工程]落鎚動(dòng)剛度儀falling flag [經(jīng)濟(jì)學(xué)]下降旗形falling film molecular still [經(jīng)濟(jì)學(xué)]降膜分子蒸鎦器falling film evaporator 降膜蒸發(fā)器 降膜式蒸發(fā)器falling film 降膜falling duet [藝術(shù)學(xué)]跌落雙人舞falling down a mountain falling down 跌倒;墜落;跌落falling debris 墜落的殘骸、碎片falling body [力] 落躰falling back on potentate [宗教學(xué)]依伺國(guó)主falling back 可放下的falling awake falling (adj.) falling v. 落下;跌倒;減少;(建築物、地方)淪陷;進(jìn)入某種狀態(tài)(fall 的現(xiàn)在分詞) adj. (槼模、數(shù)量等)下降的;減少的;落下的 n. (Falling) (美)法林(人名)fallibly adv.易犯錯(cuò)誤地fallible (adj.) fallible adj.易犯錯(cuò)誤的;可能不正確的fallibility (n.)