circulation n. 1.循環(huán);運(yùn)行。 2.傳播;環(huán)流(量),流通(量)。 3.(雜志等的)發(fā)行(額),銷數(shù),銷路。 4.通貨,貨幣;流通證券。 5.【航空】環(huán)量,環(huán)流。 the circulation of the blood 血液的循環(huán)。 have a good [bad] circulation血液循環(huán)良好[不好]。 the active circulation紙幣的實(shí)際流通額。 the passive circulation紙幣的準(zhǔn)備額。 the circulation of a bank 銀行的紙幣發(fā)行額。 be in circulation 傳播中;流通中,通行著。 put in [into] circulation 傳播;使(紙幣等)流通,通用,使用。 withdraw ... from circulation 收回;停止發(fā)行。
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例句與用法
The larger reverse circulation bits used for drilling through pebbles 卵礫石層大直徑反循環(huán)樁孔鉆進(jìn)用鉆頭
Emulator analyse on rake angle of injector hole in reverse circulation bit 反循環(huán)鉆頭引射孔傾角的仿真分析
Discussion on application effect of reverse circulation technique with drilling pale 鉆孔樁反循環(huán)工藝應(yīng)用效果初探
Reverse circulation valve 反循環(huán)閥
Experimental study of the reduced reverse circulation in thermosyphon solar water heater 防倒流循環(huán)家用太陽能熱水器的實(shí)驗(yàn)研究
The fault tree analysis of interruption of fluid in pump suction reverse circulation drilling 泵吸反循環(huán)鉆進(jìn)中循環(huán)液中斷的故障樹分析
Cae on reverse circulation structure of buried pore hammer bit ofthrough model with gas - operated 貫通式氣動(dòng)潛孔錘鉆頭反循環(huán)結(jié)構(gòu)的計(jì)算機(jī)輔助設(shè)計(jì)
The practice amp; improvement of refit head dual channel reverse circulation main shaft about g - 3 engineering driller 3工程鉆機(jī)動(dòng)力頭雙通道反循環(huán)主軸改裝實(shí)踐
The practice amp; amp; improvement of refit head dual channel reverse circulation main shaft about g - 3 engineering driller 3工程鉆機(jī)動(dòng)力頭雙通道反循環(huán)主軸改裝實(shí)踐
This machine adopts two species of drillingtechnique of direct and reverse circulation , the efficiency enhances observably in the process of ovum , gravel and rock layer construction 該機(jī)可采用正反循環(huán)兩種鉆進(jìn)工藝,在卵、礫、巖層施工中,效率顯著提高。