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This paper introduces mechanism , research methods and main results about microbubble dray reduction .
该文介绍了微气泡降阻机理、研究方法和重要结论。
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The Design of Testing System for Elevator Dray Machine
电梯曳引机测试系统设计
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Discussion on the Installation and Adjustment of Dray Machine and Layers Control Set
浅谈曳引机和平层控制装置的安装与调整
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The experiment results showed that the method of freeze dry is better than that of spray dray .
冷冻干燥法优于喷雾干燥法,其质量分数测定采用苯酚-浓硫酸法,简便易行。
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Asynchronous motor is a master dray equipment for production , widely adopting Y - △ start .
异步电动机是生产机械中的主要拖动设备,广泛采用Y-Δ起动的方法。
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A dray is a type of horse-drawn vehicle .
雪橇是一种马拉的交通工具。
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With proper flow field model , turbulent model and difference scheme , numerical methods simulate the effect of boundary layer and bubble numbers on dray reduction .
数值方法利用适当的流场模型、湍流模型和差分格式,模拟边界层和气泡数等对降阻的影响。
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A drunken driver drove the dray , and dropped into a drenched muddy pond .
一个喝醉的赶车人赶大车,掉进了一个湿漉漉的泥塘里。
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Principal Kim Dray stepped down during a 19-month inquiry , and staff afterward voted unanimously not to bring her back .
校长金杜(KimDray)在历时19个月的调查问询之后辞职下台,后来全校职工一致投票决定不再让她回来。
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The results show that the perturbation pressure forces induced by buoyancy , velocity advection and dray are of the same order of magnitude as the corresponding resource terms and act against them .
结果表明:由浮力项、平流项和拖曳力项触发引起的扰动气压垂直梯度力与各对应源项具有同等量级,但与其源项的作用力方向相反。
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The sparrow upon the wire , the cat in the doorway , the dray horse tugging his weary load , feel the long , keen Breaths of winter .
停在电线上的麻雀,躲在门洞里的猫,还有负重跋涉的辕马,都感受到了悠长刺骨的冬的气息。
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Playing without the ball allows his team full of playmakers ( Dray / Iggy / Livingston ) to create offense while Steph Curry is still able to get his and have superstar impact .
库里打无球的时候,组织者溢出的勇士队(一哥、格林和李玟)就能在库里无球发挥超巨影响力的同时组织进攻。
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The accumulation of dry matter of tomato was mainly in the period of rich fruits , and the average dry weights of roots , leaves , stems were 2 11 % , 23 6 % , 28 4 % , 45 98 % of total dray matter , respectively .
保护地番茄干物质累积主要在盛果期,根、叶、茎、果的平均干重,分别占总干物重的211%、236%、2824%、4598%。