“用化学”造句

污染的器材和地面要用化学药物消毒.
Contaminated instruments and floor surfaces should be chemically disinfected.

轰吓 、 射杀或者用化学忌避剂可防止鸟类栖息.
Perching can be discouraged by scaring, shooting or chemical repellants.

过去曾设法用化学变性方法,提高纤维的抗磨损性能.
There have been attempts to modify the fiber chemically to resist abrasion enhancement.

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