比色法涉及氟离子对预先形成的颜色的消色作用.The colorimetric methods involve the bleaching of a preformed color by the fluoride ion.用香草醛-冰醋酸比色法测定西洋参中总皂甙的含量.The content of ginsenoside in Panax quinquefolium L was determined by colorimetry.方法: ...
What a mess! Look at the pajamas strewing on the bed.真是乱七八糟! 看看睡衣乱放在床上.Go upstairs and get into your pajamas.上楼去穿上睡衣。At bedtime, I take off my clothes and put on my pajamas.睡觉时, 我脱去衣服,换上睡衣.It was a freak of mine to wear ...
Yemen commands the strait at the southern end of the Red Sea.也门完全控制着红海南端的海峡。They built a robot capable of understanding spoken commands.他们制造了一个能懂口头指令的机器人。This paper presents commands of DEBUG and its applications in syst...