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1·A colorless, spontaneously flammable poisonous gas, PH3, having a fishy odor and used as a doping agent for solid-state components.

磷化氢，三氢化磷一种无色的、易自燃的有毒气体，ph3，有象鱼的气味，可用作。

2·The effects of concentrations of aniline, oxidizing agent, doping agent, and the reaction temperature and period on the conductivity of the composite fiber were discussed.

讨论了氧化剂与苯胺的初始摩尔比、苯胺单体浓度、掺杂酸浓度、反应温度及反应时间对纤维导电性能的影响。

3·The preparation, antibacterial mechanism and antibacterial durability of the antibacterial tile made by doping antibacterial agent based on aluminosilicate in the glaze were investigated.

利用硅铝酸盐抗菌剂制备抗菌瓷砖并研究其抗菌机理和抗菌耐久性。

4·It is listed by the World Anti-Doping Agency as an anabolic agent that is prohibited for use by athletes at all times, both in and out of competition.

这是一种国际兴奋剂中心明令禁止运动员使用的合成代谢类药物，包括竞技比赛内外。