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Chemical transformations occur.发生了化学转换。Chemical products were used liberally over agricultural land.化学产品曾被大量地用于农田。Chemical waste must be disposed of in an environmentally responsible manner.处理化学废料切不可危害环境。Chemical analysis revealed a high content of copper.化学分析结果显示出极高的铜含量。Chemical imbalances actually cause the sleep disturbances.这些睡眠障碍其实是由体内化学成分失衡引起的。He gained a doctorate in Chemical Engineering.他获得了化学工程博士学位。The Chemical Manufacturers Association is the mouthpiece of the American chemicals industry.化学品制造商协会是美国化学品工业的喉舌。Chemical fertilizers do not work on the soil but are enforcedly imbibed by plants.化学肥料并不对土壤起作用，但被植物强行吸收。Chemical seepage has caused untold damage.化学品泄漏已造成不可估量的损失。The Chemical Weapons Convention supersedes all earlier agreements.《化学武器公约》取代了先前所有的协议。Chemical and steel industries are girding to fight for substantial changes.化学工业和钢铁工业正准备争取重大改革。Chemical pollution is threatening the survival of many species of wildlife.化学污染威胁着许多野生物种的生存。 |