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Because it was trouble to control the heavy apron type feeder's rotate speed, The paper put forward a new method to achieve control the hydraulic motor speed efficiency by control electro motor rotate speed in transducer to control the hydraulic liquid fl
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摘要文章针对重型板式给矿机速度控制困难,提出了用变频器控制电机转速来控制变量泵液压油流量,以实现对液压马达速度的调节方法。 |
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Because it was useful to have warders who were well disposed toward us, I often asked certain men to make overtures to selected warders.
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既然能有对我们示以好感的狱吏是件益事,因此我常想请人去和意中的狱吏沟通。 |
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Because it's a recursive acronym.
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因为他是首字递归的。 |
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Because it's a section that deals with very popular books, we try to rush these through.
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因为它是处理流行书籍的部门,我们要尽快编目。 |
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Because it's always out of cash and always in debt.
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因为它总是缺钱花,又总是债务缠身。 |
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Because it's hollow, it weighs very little, thereby creating that sine qua non of the building world: something strong but light.
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因为竹子是空心的,它重量轻,因此竹子满足了是建筑世界的必要条件,强度大,但重量轻。 |
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Because it's in the midst of fun.
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因为它在开心的当中。 |
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Because it's inconceivable that a national news host could refer to The Wall Street Journey, Newswake or Tim, Tim.
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因为你无法想像从全国新闻性节目主持人的口中听到《华尔街旅报》、《新闻走刊》,或是《失代》杂志,你说是不是,提姆? |
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Because it's none of our affair.
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因为这不关我们的事。 |
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Because it's not the case that reversing aging is necessarily all that much harder (or indeed any harder) than retarding it.
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因为情况是,逆转老化不一定都比延缓老化困难得多(或者说确实有点较困难)。 |
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Because it's the best-known natu-ral wonder in China.
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因为它是中国最著名的自然景观。 |