酪氨酸：一种氨基酸，对人体不是必需的，除非它们含有苯丙酮尿症。
Tyrosine: One of the amino acids, not essential for humans unless they have the hereditary disorder phenylketonuria.
在高压汞灯下，含有少量的丙酮、甲醇和乙腈溶液中，绿麦隆的光化学反应符合一级动力学方程。
The photolysis kinetics of chlorotoluron including a little acetone, methyl alcohol and acetonitrile in aqueous solution followed a first order reaction under HPML.
将醋酯纤维素溶解于丙酮中(丙酮中含有少量的水，最大含水量为丙酮重量的10%)而形成纺丝液。
The spinning solution is made by dissolving cellulose acetate in acetone containing a small amount of water (up to 10 percent).
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