Milk is put through a clarifier to remove any foreign matter. 牛奶要經(jīng)過(guò)一個(gè)澄清器來(lái)除去雜質(zhì)。
The major problem in fabrication is the control of contamination and foreign materials. 制造中的一個(gè)主要問(wèn)題是如何控制沾染和雜質(zhì)。
The foreign matters mainly come from the green coffees which are dry processed and dried on floors. 該等外來(lái)物質(zhì)一般是因為干處理咖啡生豆是在曬場(chǎng)地上曬干時(shí)混入的。
Avoid damaging effects of foreign matter in the flow by using a strainer ahead of the valve. 為了避免外來(lái)物質(zhì)的破壞作用，要在閥門(mén)前面采用一個(gè)過(guò)濾器。
