black vacuum
常見例句
- Folks, the President needs a break. He’s like a Black and Decker cordless Dirt Devil vacuum.
夥計(jì)們,我們的縂統(tǒng)需要休息一下,就像百德公司的吸汙天使牌無繩吸塵器,你不給他充電就沒法吸髒東西了。 - Folks, the President needs a break. He 's like a Black and Decker cordless Dirt Devil vacuum. If you don't recharge his batteries, he can't suck.
夥計(jì)門,縂統(tǒng)需要一會(huì)休息。他現(xiàn)在就像個(gè)黑人和無線汙垢的真空惡魔脫水機(jī)如果你不給他的電池再充電,他就不能吮吸了。 - Theory: utilize the difference of liquor level to form vacuum to completely wash the black liquor out of pulp layer, a three-phase adverse current washing method is adopted.
原理:利用液位差,形成真空度把漿層裡的黑液過濾完進(jìn)行洗滌,我們是採用三段逆流洗滌的方法。
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