Above, remove the light minerals and the heavy minerals, rinse with alcohol after drying, weighing, place the sample in the bag. If you find it you call her at.
什么将在上午的天气呢？分别取出上面的轻矿物和下面的重矿物，用酒精冲洗干净后烘干、称重，放入样品袋中备用。
Microwave techniques applied in sample digestion, drying, solvent extraction and desorption, chromogenic reaction, specificity analysis and microwave atomization were summarized.
综述了微波技术在样品消解、干燥以及溶剂萃取和解吸、生色反应、形态分析、微波雾化等方面的应用。
The sample of PAN nascent fibers was prepared by wet-spinning and drying technology.
采用湿法纺丝得到聚丙烯腈(PAN)初生纤维，干燥后得到PAN初生纤维样品。
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