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Much of their study and revision was done to the thud of hammers and pneumatic drills.
他们学习和复习时大多都伴着锤子和风钻沉闷的敲击声。
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Operation Methods: Handle, Worm Wheel, Electric, Pneumatic , Hydraulic, Electric & Hydraulic .
操作方式: 手柄, 蜗轮, 电动, 气动,液动, 电液 动.
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Pneumatic system is lubricated automatically. The service life of the product is long.
气动系统自动润滑. 产品使用寿命长.
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Main exports machinery products, welding products and pneumatic products.
主要出口机械类产品 、 焊接类产品和气动类产品.
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The control mode is subdivided into single and double control, single and double pneumatic control.
功能细分为二位三通和二位五通,控制方式细分为单、双电控和单、双气控.
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Pneumatic negative pressure suction machine is only suitable for powder material.
气力式负压抽吸机只适合粉状散装物料的卸船.
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Instead, the a pneumatic separation system, which can be tested on the ground.
取而代之的是气动分离系统, 它的测试可在地面进行.
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想买气动元件, 气缸, 装置, 电磁阀, 管, 消声器, 空气编制, 过滤器.
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A new type of pneumatic actuator, pneumatic spherical joint is studied in this thesis.
本论文研究了一种新型的气动执行器—柔性气动球关节.
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The invention of pneumatic drill . This device compressed air to bore holes in the rock.
风钻的发明. 这种工具用压缩空气在岩石中打洞.
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This paper is based the full analyse and research of noise source of pneumatic drill.
对气动凿岩机产生的噪声声源进行了全面的分析研究,介绍了各声源的特性及测试方法.
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