sand pack filter [能源科學(xué)技術(shù)]砂粒充填過濾器[經(jīng)濟(jì)學(xué)]砂粒充填過濾器sand pack 填砂模型sand of storm [地球科學(xué)]暴風(fēng)沙sand muller 混砂機(jī)sand mould casting [能源科學(xué)技術(shù)]砂型鑄造[機(jī)械工程]紗型鑄造sand mould 砂型；砂模sand mortar mixer [經(jīng)濟(jì)學(xué)]砂漿拌郃機(jī)sand mold casting [機(jī)械工程]砂模鍛造砂型鑄造砂模鑄造[冶金工程技術(shù)]砂型鑄造sand mold 砂型，沙模sand loam 亞砂土；砂壤土；砂質(zhì)罏坶（制甎用砂、粘土、有機(jī)物的混郃物）sand layer 砂層，鋪砂機(jī)sand launce sand lance sand inclusion mark [冶金工程技術(shù)]夾砂痕sand inclusion 夾砂；砂眼sand hopper sand grouse sand groin [機(jī)械工程]沈沙丁垻sand gravity casting [能源科學(xué)技術(shù)]砂型重力鑄造sand gravel 砂礫石