• And before wiring, the water and other sundries inside the protecting tube should be cleaned up.

    穿线电线保护管内积水及杂物清除干净。

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  • The invention discloses a connecting anchoring device between steel suspension box and steel protecting tube.

    发明公开了一种钢护筒之间连接锚固装置

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  • Has been clear about HDPE external protecting tube main technical specification and product implementing standards.

    明确HDPE主要技术指标产品执行标准

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  • The special characteristics of these products are the corrosion-resistance and wear- resistance thermometer protecting tube is used.

    产品特点在于采用耐腐耐磨温度计套管

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  • Both the derrick deviation and the wellhead's eccentricity will cause the serious wearing of the casing (or casing protecting tube) close to the wellhead.

    井架不正井口偏心造成井口套管(或套管防磨套)磨损

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  • In the temperature detector used for temperature compensation, an annular groove is circled at the circumference of the side part of the bottom end of the protecting tube body part.

    用于温度补偿温度检测器中,保护本体部分环绕其四周形成环状沟槽

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  • Ethoxyquinoline is added in reaction liquid for protecting natural vitamin E and plant sterol from being destroyed; and the integral reaction is operated in a tube type reactor.

    反应加入乙氧基喹啉,可保护天然维生素E植物甾醇破坏,整个反应在反应器进行。

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  • This paper introduces some joints joint manner & principle, joint methods and demand of feedwater plastic tube for protecting condition.

    本文介绍各类环保给水塑料管的连接件种类、连接方式原理连接主要方法要求

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  • No merger of cool water and heat water, thus protecting the vacuum tube from the explosion;

    冷水热水相遇,保护真空管不会炸

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  • The injection needle tube includes injection needle tube and injection needle protecting sleeve.

    发明公开了一种装有注射安全防护的注射针

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  • Based on the Wuhan Yangtse River tunnel project, the low-penetration fiber concrete as the protecting layer of Wuhan Yangtse River tunnel tube was studied.

    基于武汉长江隧道工程项目研究应用高抗纤维混凝土作隧道管片外保护层

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  • Experiment results showed that radiant-tube with regenerative combustor not only has advantages on energy saving and environment protecting, but also has advantages on temperature…

    结果表明热式辐射管与常规辐射管相比不仅节能环保方面具有优势,而且在加热均匀性方面优越性

    youdao

  • Experiment results showed that radiant-tube with regenerative combustor not only has advantages on energy saving and environment protecting, but also has advantages on temperature…

    结果表明热式辐射管与常规辐射管相比不仅节能环保方面具有优势,而且在加热均匀性方面优越性

    youdao

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