本文提出了在弱酸性条件下,以螯合树脂预浓集薄层树脂相光度法测定铜的新方法。
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She was chewing her lips; her round , thin face was frozen with uncertainty.
她咬着嘴唇; 瘦削的脸上滞留着犹豫不定的神色.
词典精选例句
Microstructure and Properties of Electrical Steel Strip Fabricated by Thin Slab CCDR in Laboratory
实验室薄板坯连铸连轧电工钢板的组织与性能
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Number Ten was also rather thin on British heroes in the artistic department.
十号的艺术厅也缺少英国英雄人物像.
词典精选例句
A cold evening breeze swept in from the bond and I shivered in my thin gown.
街上来往的行人也很稀少,一阵从黄浦江上吹来的日暮的凉风,吹得我打了几个冷噤.
汉英文学 - 中国现代小说
Sent from a prehistoric stone tablet I laughed the first time I read it but then the joke wore thin.
Sent from a prehistoric stone tablet当我第一次读到这个时,我笑了,但是过后这个笑话就不好笑了。
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Design of the Thin Film Degassing Tank and the Calculation of the Material Lift
薄膜脱气罐的设计及物料提升计算
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元代青花罐本文简要介绍了环氧树脂真空浇注用薄膜脱气罐的基本结构及工作原理。
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对29个样品进了薄片分析和鉴定,确定了碎屑颗粒和自生矿物的成分和含量。
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