以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁. The fuberidazole was prepared by reaction of O - phenylenediamine with furfural at the presence of CTMABas catalyst.
But Pearlson cautions that the findings are simply generalizations.但是波尔森提醒人们,这些发现是简单的综合资料.They were of great service in correcting my jejune generalizations.他们纠正了我不成熟的泛泛之论，帮了我大忙。My scientific background has taught me to ...
Sara also pays a share of the gas, electricity and phone bills.萨拉也分摊燃气费、电费和电话费。It pays to avoid food additives and eat only wholefoods.避免摄入食物添加剂而只吃全天然食物是有好处的。It pays to invest in protective clothing.在防护服上投资是值得的。...
This text discussed the quality control choiceness speciality and development of deepfreeze foodstuff.本文论述了速冻食品的质量控制、良特性及发展前景.ZSL series erivan screen is the most popular choiceness equipment at persent.ZSL旋翼筛是目前国内使用最广泛的...