基本解釋[機(jī)械工程]坑砂英漢例句雙語(yǔ)例句While a shortage of sand resources in many states of our country, much crushed stone dust was produced in the course of crushing stones in quarry.在我國(guó)很多地區(qū)出現(xiàn)天然砂資源短缺的同時(shí),采石場(chǎng)加工碎石產(chǎn)生大量的石屑,占用場(chǎng)地且污染環(huán)境。Companies are integrated enterprises, the main core for the building or real estate, the provision of gravel, sand, brick machine, quarry and transport.公司屬綜合性企業(yè),為主要核心建筑或房地產(chǎn),提供砂石、河沙、 機(jī)磚、石礦及運(yùn)輸。Methods Scanning electron microscope and X-ray analysis were used to study the distribution of all kinds of elements in sand-cast, sculpt and clear-sand of one foundry work and quarry work.用掃描電子顯微鏡和X射線能量色散儀測(cè)定某鑄造作業(yè)翻砂車間、造型車間、清砂車間和某采石作業(yè)生產(chǎn)性粉塵粒子的結(jié)構(gòu)及各元素的百分含量。權(quán)威例句It turned out that the concrete was made using beach-sand that was not properly desalinated, rather than more expensive quarry-sand.ECONOMIST: The land of disappointments Thequarry sand更多例句詞組短語(yǔ)短語(yǔ)Quarry the lake sand 湖沙開(kāi)采sand quarry 采砂場(chǎng)quarry sand更多詞組專業(yè)釋義機(jī)械工程坑砂