chemical change造句

1、Thee chemical change gives off heat and light.
这种化学变化发出热和光。

2、When a chemical change takes place, one or more substances are formed.
当化学变化发生时，就形成了一种或多种物质。

3、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。

4、We saw that a chemical change had taken place
我们看到已发生了化学变化。

5、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。

6、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。

7、Whenever a chemical change takes place, there is a new conference to formed
每当发生化学变化，就有一种新的物质生成。

8、Weary is one kind of toxicant phenomenon which in the cell the chemical change derivation causes.
疲劳是细胞内化学变化衍生导致的一种中毒现象。

9、A chemical change has to take place before the energy can be let loose.
能量释放，必须有化学变化。

10、We saw that a chemical change had taken place.
我们看到已发生了化学变化。

11、This chemical change can be expressed by an equation.
我们可用反应式表示这种化学变化。

12、The chemical change takes place in paper when it burns.
纸燃烧时会产生化学变化。

13、When two or more elements combine and form a compound, a chemical change takes place.
当两种或两种以上的元素化合形成化合物时，发生化学变化。

14、Any chemical change in the mother's blood will affect the child for better or worse.
母亲血液中的任何化学变革城市对胎儿带来好的或坏的影响。

15、A chemical change has to take place before the energy can be let loose
能量释放，必须有化学变化。

16、A chemical change takes place in any substance when it burns
物质燃烧时产生化学变化。

17、When rust is formed, a chemical change has taken place.
当锈形成的时候，就发生了化学变化。

18、Nuclear reaction is a chemical change or a physical one?
核反应是化学反应还是物理反应。

chemical change翻译