She typed an original and two carbons.
她用打字机打出了原件及两份副本.
《现代汉英综合大词典》
He inserted the paper and two carbons.
他放入了那张纸和两张复写纸。
辞典例句
Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.
可分离的碳环化合物环内含七个或七个以下的碳.
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These reactions can conserve three of every four carbons diverted to glycolate by forming triose.
这些反应能把四分之三的乙醇酸的碳保存在三碳糖中.
辞典例句
In fused - ring and bridge - ring compounds two carbons are common to the two rings.
在稠环和桥环化合物中,两个碳原子是两个环公用的.
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An outline of general position on active carbons from lignites is presented.
本文概略地介绍了褐煤制活性炭的情况.
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Kilns are used to dissolve carbons and iron compounds.
干燥炉用来分解碳铁化合物.
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The investigated anode materials include modified carbons, nitrides, silicides, oxides and novel alloys.
研究的负极材料主要有:改性碳材料 、 氮化物 、 硅化物 、 氧化物和新型合金.
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I want two carbons for our files.
我要两份复写本存档.
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The variation of the desorption activation energy of dichloromethane on activated carbons was discussed hardbase ( HSAB ) princi.
主要研究了金属离子改性活性炭对二 氯甲烷 脱附活化能的影响.
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Activated carbons were prepared from different season's mulberry wood with carbon dioxide as activating agent.
以桑木枝为原料,二氧化碳为为活化剂,通过物理活化法制备活性炭.
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The latest technique , manufacturing active carbons in one step using fluidizedreactor was used in this study.
以煤为原料,采用流化床一步法制取活性炭,考查了煤种、操作条件和矿物质对煤制活性炭脱酚性能的影响.
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The semi - products of synthetic diamond always contain a significant amount of non - diamond carbons.
在人工合成金刚石的 半成品 中,都含有相当数量的 非 金刚石碳.
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The adsorbing agents such as molecular sieves, metal oxides, active carbons, etc sulfides removal are presented.
介绍了分子筛类 、 金属氧化物类 、 活性炭类等脱硫吸附剂.
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Silversupported activated carbons antibacterial and adsorption abilities , are usually obtained by a solution impregnation method.
通过共溶法在酚醛树脂中加入硝酸银,经球化 、 炭化和活化得到了载银球形活性炭.
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