She is fond of doing chemical experiments.

她喜欢做化学实验。

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Indicators are indispensable for doing chemical experiments.

做化学实验时，指示剂是必不可少的。

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Methods: Through the chemical experiments to sift the best methods.

方法：通过化学试验，筛选出最佳方法。

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She saw machines,tubes,cylinders and other containers for chemical experiments.

VOA: special.2009.09.26

In the real world, this could eventually mean that most chemical experiments are conducted inside the silicon of chips instead of in the glassware of laboratories.

ECONOMIST: The 1998 Nobel prizes

The men had volunteered for experiments at the government's chemical warfare research base at Porton Down in Wiltshire in 1953 and 1954.

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X-ray crystallography experiments combined with computational simulations to examine the chemical reactions involved.

ECONOMIST: Biochemistry