double dutch 無(wú)法理解的語(yǔ)言；莫名其妙的話double drums vibratory roller [交通運(yùn)輸工程]兩輪串聯(lián)振動(dòng)壓路機(jī)double drum scraper hoist [能源科學(xué)技術(shù)]雙滾筒扒礦絞車(chē)double dribble 兩次運(yùn)球double downside risk [經(jīng)濟(jì)學(xué)]雙下側(cè)風(fēng)險(xiǎn)double dotted sixteenth note [藝術(shù)學(xué)]復(fù)附點(diǎn)十六分音符double dotted quarter note [藝術(shù)學(xué)]復(fù)附點(diǎn)四分音符double dotted crotchet rest [藝術(shù)學(xué)]復(fù)附點(diǎn)四分休止符double dotted crotchet [藝術(shù)學(xué)]復(fù)附點(diǎn)四分音符double dot product [數(shù)學(xué)]二重點(diǎn)積雙點(diǎn)積double door double donut [管理學(xué)]大卷盤(pán)水帶double dominant [生物學(xué)]雙重優(yōu)勢(shì)種雙顯性個(gè)體double distilling apparatus [醫(yī)藥科學(xué)]重蒸餾水器double dispatch double disk surface grinding machine [經(jīng)濟(jì)學(xué)]雙盤(pán)面磨床double disc swing foot valve [機(jī)械工程]旋啟雙瓣式底閥double disc 雙閘板double dip 雙減稅 兩地減稅double diagonally dominant matrices [數(shù)學(xué)]不可約雙對(duì)角占優(yōu)矩陣