and for nitroethane there were nitroficating low carbon alkane, chloroethane, and diethyl sulfate;
1硝基丙烷采用丙烷和丙烯硝化法;
and for nitroethane there were nitroficating low carbon alkane, chloroethane, and diethyl sulfate;
1硝基丙烷采用丙烷和丙烯硝化法;
声明：以上例句、词
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