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- Abstract: The article introduced how to determine the lead in dyestuff. At first,The HNO3 and H2O2 was dispelled,and the lead in dyestuff was determined by AAS. 文摘:硝酸和双氧水进行消解，用石墨炉原子吸收光度法测定染料中的铅。
- Determine the Lead in Dyestuff 染料中铅的测定
- The horse forged ahead the lead in the homestretch. 那匹马在最后阶段突然加速跑到前面。
- Shirley will try out for the lead in the play. 雪莉将参加该剧主角的选拔演出。
- Alice has the lead in the school play. 艾丽斯在学校演出的戏剧中担任主角。
- Japan has taken the lead in car production. 在汽车生产方面日本占首位。
- He's playing the lead in the new play. 他在新戏中担任主角。
- Charlton Heston took the lead in many films about the bible. 在许多有关圣经故事的电影中，查尔顿·赫斯顿都担任主角。
- Who is playing the lead in the play? 谁在戏里扮演主角?
- Keep your dog on the lead in public places. 在公共场所你得用皮带牵著狗。
- Shirley will try outfor the lead in the play. 雪莉将参加该剧主角的选拔演出。
- We have been taking the lead in China. 白天鹅的几项第一。
- He always takes the lead in response to the government's call. 他总是带头响应政府的号召。
- The horse pulled away and took the lead in the race. 这匹马向前冲并在比赛中取得领先
- We should all take the lead in this regard. 我们大家要带头。
- He took the lead in breaking down superstitions. 他带头破除迷信。
- I took the lead in blood donation. 我带头献血。
- She took the lead in the second lap. 她在第二圈时领先。
- Take the lead in crossing the Tongtian Bridge. 渊源说他打头儿。
- The level of formality determine the precise mode of expression. 不同的礼节程度决定所需的确切表达方式。
