1、Thee chemical change gives off heat and light.
這種化學變化發(fā)出熱和光。

2、When a chemical change takes place, one or more substances are formed.
當化學變化發(fā)生時，就形成了一種或多種物質(zhì)。

3、A chemical change always results in forming at least on new substance
一種化學變化總是產(chǎn)生至少一種新物質(zhì)。

4、We saw that a chemical change had taken place
我們看到已發(fā)生了化學變化。

5、Whenever a chemical change takes place, There is a new substance formed
每當發(fā)生化學變化時，就有一種新的物質(zhì)生成。

6、A chemical change always results in forming at least on new substance.
一種化學變化總是產(chǎn)生至少一種新物質(zhì)。

7、Whenever a chemical change takes place, there is a new conference to formed
每當發(fā)生化學變化，就有一種新的物質(zhì)生成。

8、Weary is one kind of toxicant phenomenon which in the cell the chemical change derivation causes.
疲勞是細胞內(nèi)化學變化衍生導致的一種中毒現(xiàn)象。

9、A chemical change has to take place before the energy can be let loose.
能量釋放，必須有化學變化。

10、We saw that a chemical change had taken place.
我們看到已發(fā)生了化學變化。

11、This chemical change can be expressed by an equation.
我們可用反應式表示這種化學變化。

12、The chemical change takes place in paper when it burns.
紙燃燒時會產(chǎn)生化學變化。

13、When two or more elements combine and form a compound, a chemical change takes place.
當兩種或兩種以上的元素化合形成化合物時，發(fā)生化學變化。

14、Any chemical change in the mother's blood will affect the child for better or worse.
母親血液中的任何化學變革城市對胎兒帶來好的或壞的影響。

15、A chemical change has to take place before the energy can be let loose
能量釋放，必須有化學變化。

16、A chemical change takes place in any substance when it burns
物質(zhì)燃燒時產(chǎn)生化學變化。

17、When rust is formed, a chemical change has taken place.
當銹形成的時候，就發(fā)生了化學變化。

18、Nuclear reaction is a chemical change or a physical one?
核反應是化學反應還是物理反應。

chemical change翻譯