black vacuum
基本解釋
- 粗真空
英漢例句
- Folks, the President needs a break. He’s like a Black and Decker cordless Dirt Devil vacuum.
伙計(jì)們，我們的總統(tǒng)需要休息一下，就像百德公司的吸污天使牌無(wú)繩吸塵器，你不給他充電就沒(méi)法吸臟東西了。 - 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.
伙計(jì)門(mén)，總統(tǒng)需要一會(huì)休息。他現(xiàn)在就像個(gè)黑人和無(wú)線污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，形成真空度把漿層里的黑液過(guò)濾完進(jìn)行洗滌，我們是采用三段逆流洗滌的方法。
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