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 experiments did not stimulate any practical stud...
Financial institutions are also often expected yield of gimmicks.金融机构也往往以预期收益率为噱头.However these are just marketing gimmicks that propagate the myth.然而这些只是噱头的营销传播的神话.It eschews complicated workout regimens, tedious calori...
她跑步的时候用头绳儿把头发扎起来.She tied her hair with string while running.注意: 钳尾绳直径至少是猫头绳直径的两倍.Note: The snubb line should be at least twice the size of the tong line....
NMA was hydrogenated to 3 - amino - 4 - methoxyacetanilide ( AMA ) with S - Ni as catalystin liquid phase.以改性的骨架镍为催化剂催化3-硝基-4-甲氧基乙酰苯胺(NMA)液相选择性加氢制备了 3- 氨基 -4- 甲氧基乙酰苯胺 ( AMA ).Isoprene could be deeply hydrogenated to isop...