Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as solvent.以乙腈为分散剂,采用沉淀聚合法合成了反乌头酸分子印迹聚合物微球.Precipitating electrode plate is a key part in electros...
an increase in annual precipitation年降水量的增加Techniques for controlling particulates include filtering, washing, centrifugal separation, and electrostatic precipitation.控制颗粒污染物的技术包括过滤 、 洗涤 、 离心分离 、 静电沉降.Guitar's experi...
The dog began to yowl.那只狗开始哀嚎。Cats yowl. My dog's hair bristles in response.这些猫的哀叫引得我的狗毛发竖立。Suddenly, the cat lets out a heart - rending yowl.突然, 那猫发出一声撕心的嚎叫....
He set up a new world record in September, 1935 at Bonneville Salt Flats, Utah.他于1935年9月在犹他州的博纳维尔的索尔特·弗拉兹创造了世界记录.Cylinder and flats or doffer set too wide.锡林与盖板或锡林与道夫的隔距太宽.It has a music and flats . It is a martial music...