It'say: " Our match is did in heaven, tITe a chemical bond in with us. "

Tending to attract electrons a chemical bond.

电子共享许多核子并产生电子导电的化学键.

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This paper mainly discussed the important role of symmetrical principle on atom structure and chemical bond.

本文主要阐述了对称性原理在原子构造中和化学键中的重要作用.

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She said: " Our match is made in heaven, there is a chemical bond between us. "

她说: “ 我们是天作之合, 我们之间有化学反应. ”

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A chemical change always results in forming at least on new substance.

一种化学变化总是产生至少一种新物质.

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The chemical change off heat and light.

这种化学变化发出热和光.

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New material can be brought about through chemical change.

通过变化可以生成新的物质.

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Whenever a chemical change takes place, There is a new substance formed.

每当发生化学变化时, 就有一种新的物质生成.

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When rust is formed, a chemical change has taken place.

当锈生成时, 就发生了化学变化.

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We saw that a chemical change had taken place.

我们看到已发生了化学变化.

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Heat and light can be given off by this chemical change.

这种化学反应能放出热和光.

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A chemical change takes place in paper when it burns.

纸燃烧时就发生了化学变化.

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Wherever a chemical change takes place , there is a new substance formed.

每当发生化学反应, 都会产生新物质.

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The chemical change absorbing heat is named an end – thermal reaction.

吸收热量的化学反应被称为吸热反应.

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A chemical change takes place in any substance when it burns.

物质燃烧时产生化学变化.

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This chemical change can be expressed by an equation.

我们可用反应式表示这种化学变化.

词典精选例句

The chemical change gives off [ out ] heat and light.

这类化学变化发出 热乎 光.

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The chemical composition and casting technology of the lining were described also.

同时还介绍了该衬板的化学成分和铸造工艺.

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Choice having introduced the hammerhead and cleading chemical composition.

介绍了锤头和衬板化学成分的选择.

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The chemical composition of the pyrolytic oil was clearly known this way.

由此,全面了解了热解油的族分组成和化学组成.

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Here is the report of chemical composition inspection.

这是化学成份检验报告.

口语例句