This kind of damage is caused by smoke and dust, which is caused by the uneven distribution of airflow and the high filtration speed.
此类破损是烟尘冲刷致使，疑问出在气流散布不均、过滤风速过高等因素构成的。
A new filtration technique for purification of carbon, stainless, high speed, low and high alloy steel castings in investment casting was investigated.
研究了在熔模精密铸造中过滤净化碳钢、低合金钢和高合金钢等铸钢件的过滤新技术。
The product has strong decoloration, high speed filtration, with a low rate of oil in filter cake.
该产品对油脂脱色力强，过滤速度快，滤饼带油率低。
The product has strong decoloration, high speed filtration, with a low rate of oil in filter cake.
该产品对油脂脱色力强，过滤速度快，滤饼带油率低。
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