在一些化学污染、超计量放射性、深水试验等有害环境中往往需要装配操作，这对人体会造成很大的伤害。
In some harmful environment of chemical pollution, over radioactivity and deep-water test, assembly operations were always needed, this is harmful to human health.
化学计量法表明，所有的氨基酸均与环糊精衍生物形成了1：1的超分子体系。
The supramolecular system stoichiometry is 1:1 for all amino acid inclusion complexation with host compounds (1) and (3).
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