The filler is downstream of the coil to prevent snow from loading in severe winter storm weather . 过滤器安排在盘管的下风侧。这样在严冬风雪天气时，可以防止积雪。
The crude dye is collected on a filter and then recrystallized from ethanol containing a small amount of piperidine . 粗染料过滤，然后在少量含有哌啶的乙醇中重结晶。
Aggregates of molecules do not grow into crystals of a size large enough to settle or be filtered out . 分子聚集体并不生长成为晶体，其粒子大小不足以使其沉降或被过滤出。
Centrifuging, washing, and filtering may separate any fraction of polymer that occurred by an emulsion process . 离心，洗涤，和过滤可以分离乳液法制得的任何级分的聚合物。
The tank situated on the uppermost level is fed with recently washed nitrogly-cerine through a pipe or gutter . 新洗涤过的硝化甘油，通过管子或溜槽流入处于最上层的过滤槽。
Use a filter funnel and paper to filter the mixture of copper sulphate, sand and water into a second jar . 用过滤漏斗和过滤纸把硫酸铜、砂子和水的混合物过滤到另一个广口瓶里。
For particulates, the favored devices are inertial impactors, cyclones, electrostatic precipitators, and filters . 分离颗粒常用的装置是惯性冲击器，旋风分离器，静电除尘器和过滤器。
In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains . 在农田排水中常常采用砾石或过滤层来防止粉细砂和泥沙进入排水沟。
The spiracles are guarded by bristles which aid in filtering dust and other foreign matter from the air before it enters the tracheae . 气门由刚毛保护，这种叫毛在空气进入气门以前，帮助过滤空气中的灰尘和其他异物。
Collaborative filtering algorithm based on rough set 一种基于粗集的协同过滤算法
