显微镜见到的粒子,在颜色 、 组织结构 、 均匀性以及对水的溶解和吸附性方面都各不相同.Microscopically visible particles differ in colour, texture, unmiformity and in watersolubility and absorption.分子筛具有吸附性、再生性, 热稳定性好.Molecular sieve has the advantages of good ab...
...Isaac Newton's epiphany about gravity and a falling apple.艾萨克·牛顿关于地心引力和苹果落地的顿悟The commission, fronted by Sir Isaac Hayatali, was set up in June 1992.由艾萨克·哈亚塔利爵士领导的这个委员会建立于 1992 年 6月。Peter , Moses on Isaac, AEschy...
They tried to bring pressure to bear upon me.他们试图对我施加压力.By giving me this burning torture to bear upon my breast!他让我忍受这胸前灼烧的痛楚!All these bear upon him with crushing weight.这些问题使他的负担极其沉重....
她坐在罗西的膝盖上，听他低声耳语。She sat on Rossi's knee as he whispered in her ear.膝盖恢复得很好，我现在走路已经不疼了。The knee's coming on fine, I'm walking comfortably already.她绊了一下摔倒了，手掌和膝盖都蹭破了。She stumbled and fell, scraping her palm...