- 重点词汇
- hydrogenn.<化>氢;
- generatesv.生(儿、女)( generate的第三人称单数 );(通过物理或化学过程)发生;生成;引起;
- dioxiden.二氧化物;
- gases[医]气体;
- ammonian.氨;氨水;氨气;
- lifen.n. 生活;生命,性命;一生,寿命;生活方式;生物,活物;活力,活跃,生气;无期徒刑,终身监禁;生机;人命;(物的)使用期,有效期;弹性;传记;(绘画的)模特儿,实物,实景;人生阶段;(酒等的)起泡;活力的源泉,活跃气氛的人(或事物);<宗>(肉体死亡后的)灵魂存在;(新鲜食物等的)浓烈风味,辛辣味;玩游戏者出局前几次机会中的)一次机会
- andconj. 和,与;而且;于是,然后;因此;
- otheradj. 别的;其他的;(两个中的)另一个;其余的;
- 相关例句
Hydrogen is an important feedstock used in petrochemical enterprises � � hydrogenation process.
氢气是石化企业加氢工艺的重要原料.
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The characteristics of conversion processes and sorts of reactor are discussed.
用甲烷作原料制备氢气有重要意义.
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In the cells of living systems there are many elaborate chemical reactions.
在生命系统的细胞里有许多复杂的化学反应.
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Compounds can often split up by chemical reactions into their constituent elements.
化合物常能通过化学反应分解为构成该化合物的各个元素.
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The invention relates to a acid tromethamine salt , of which the formula is C 18 H 23 NO 5.
一种联苯乙酸氨丁三醇盐, 化学式为C18H23NO5.
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The simplest ratio of the ions in the crystal is known as the formula unit.
离子晶体的单位化学式就是其中不同离子间的最简比.
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船体结构的材料 及 构件尺寸设计应满足船级社规范要求.
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一些板和部件的结构尺寸必须根据规范要求和建造者的惯例.
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There are many ways to keep the chemical equation of many group Balancing coefficient balance.
多组配平系数方程式的配平,方法较多.
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Don't you find it upsetting to reduce an emotion like love to a chemical equation?
你不认为将爱情这种情感降低为一种化学方程式有些扫兴 吗 ?
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One should clearly state the visible change and write down the chemical equation involved.
须清楚写出可见变化和有关的方程式.
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I little realised at the time what a tremendously false step mine had been!
那时我一点也没意识到我跳的是多么错误的一步 啊 !
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