filtration

Water can be purified by filtration through sand.

通沙可以变清。

73. Active carbon adsorption, prefiltration, membrane filtration are applied in this trial.

试验采用了活性炭吸附、、的工艺路线。

Quartz sand, activated carbon, removing iron and manganese filtration, deoxygenation, fluoride removal equipment.

石英砂、活性碳、除铁除锰、除氧、除氟设备。

This technology is used in the filtration of cuprammonia liquor in the cuprammonia wash section of an ammonia plant with satisfactory results...

该技术用于合成氨铜洗系统铜氨液,使用效果令人满意。

Bleaching earth filtration —Complete removal of the bleaching media from the bleached oil is very important since residual earths can act as a prooxidant.

白土—全去除脱色油中的白土是非常重要的，因为残留的白土会促进氧化。

Our needle punched nonwoven had wide range of grammage, materials, and width. Was used in should pad, mattress, iron board, package, filtration, blanket, wipes xxxxx

我司生产的各种针棉，克重、幅宽范围广，广泛应用于垫肩、床垫、烫衣板、包装、、毛毯、擦拭布等。

Weighing filtration membrane is often used to get the dust concentration of environment.However,this method is discommodious and can not get the instantaneous transformation of dust concentration.

环境粉尘浓度的测定一般使用膜称重方法测得,该方法费时费力,且不能得到瞬时粉尘浓度的变化。

Under the selection pressure of crude toxin filtration, three kinds of treatment methods and four kinds of phytotoxin concentrations were used to screen the blast-resistant callus phenylalanine.

摘要以稻瘟病病原菌粗毒素提取液为选择压，对稻进行抗病性筛选，结果表明：粗毒素提取液对稻愈伤组织诱导、继代及分化有明显的抑制作用，抑制程度随毒素浓度提高而增强，且品种间差异显著。