火药是由硫 、 碳和硝酸钾组成.Gunpowder is composed of sulfur, carbon, and potassium nitrate.氨对硝酸钾的选择分离结晶效果较好.And ammonia had effective selectivity for the separation of potassium nitrate.用氯化钾与硝酸铵为原料,采用复分解法生产农用硝酸钾与氯化铵.Agricultural pot...
The exact site at which clonidine exerts this central effect is not precisely known.可乐宁发挥中枢作用的确切部位尚不清楚.Clonidine comes oral form or as a sustained release skin patch.可乐定有两种类型,一种为椭圆药丸,一种为缓释性的皮肤贴.The article discussed the ...
Salt - water soaked and shivering he snarls at the incoming tide.海水浸湿了一切,他颤抖着怒骂涌入的浪潮.shivering in her thin cotton nightdress她穿着薄薄的棉质睡袍，浑身发抖He was so cold that he kept shivering.他冻得直哆嗦.You're shivering fit to die, Gr...
It is a very important tool for enterprises to realize electronical commerce.因此网络虚拟现实对于企业实现电子商务有重要的意义.Bachelor degree or above, majoring in electronical engineering, acoustics or physics.电子工程 、 声学或者相干物理学专业本科及以上课历.Master ...
This paper describes the basic principles of the image digitizer and its development course.本文论述了图像数字化器的基本原理及其发展过程.Describes how to map an algorithm name to a cryptography class.描述如何将算法名称映射到加密类.This report describes an e...
球直接落到了克林斯曼的脚上。The ball fell straight to the feet of Klinsmann.他的球投得极棒，使我们赢下了两场比赛。He bowled so well that we won two matches.这个小金球重0.25盎司。This little ball of gold weighs a quarter of an ounce....