• The drain pipe must be the same size as the valve outlet, and must pitch downward from the valve.

    排泄管与安全阀出口必须相同的通径,必须安全阀开始垂直向下

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  • Both have the same pitch diameter at the top of the hole of internal threads or end of the pipe on external threads, and both have the same thread lengths or depths.

    在内螺纹顶端或者螺纹的端部拥有相同的中而且拥有相同的螺纹长度深度

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  • These high precision instruments are more than 20 kinds and widely used for oil industry to measure the monomial parameters of taper, pitch and height screw for oil pipe, canola and drill shank.

    肮 该系列产品广泛应用石油行业精密仪器,共有20多个品种,主要用于石油油管套管、钻杆锥形螺纹的锥度、螺距高度单项参数测量

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  • The simulation results indicated that heat pipe diameter, pipe length, tube pitch and fin structure had influence on the efficiency and pressure drop of heat pipe exchanger.

    模拟结果表明热管管径,管长,管间距翅片结构影响热管换热器的换热效率压力

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  • You can be the pitch pipe for your choir, and easily tune string or wind instruments.

    成为合唱队的调音器轻松地调准各种管弦乐器

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  • You can be the pitch pipe for your choir, and easily tune string or wind instruments.

    成为合唱队的调音器轻松地调准各种管弦乐器

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