Non - rising - inside screw stems are used in bronze and iron gate valves.

暗杆 - 内螺纹结构用于青铜和铸铁闸阀.

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This paper presents the method of regenerating internal screw with adhesion technology.

介绍了利用粘接技术修复滑牙内螺纹的方法.

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The workers were using a tap to cut the screws.

工人们正在用刻内螺纹的工具刻螺纹.

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Straight - through one - way valves installed in a connecting thread of the pipeline.

直通式 单向阀 用内螺纹连接安装在管路上.

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Hoses - Three 6 foot color - coded hoses with female threaded swivel couplings.

三条6英尺长彩色软管,带内螺纹旋转接头.

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The male and female joint confines the gasket O . D and I. D.

这种外螺纹和内螺纹连接限制了垫圈的外径和内径.

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Whorl copper coil occupies the half above of cupreous coil inside.

内螺纹铜盘管占铜盘管的一半以上.

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The processing method for inside whorl of middle and small hole is introduced.

介绍了中小孔径内螺纹的加工方法.

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These screws have threads that cut hole and are made to fasten metal to metal.

自攻螺丝的螺纹会在孔内切割出内螺纹孔,然后锁紧两块铁板.

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Rising stem - inside screw is the most common and preferred design for bronze multi - turn valves.

明杆 - 内螺纹结构对于青铜多回转阀门来说是最通用、首选的结构形式.

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These valves have NPT female inlet and outlet connection and brass body construction.

这些阀门配置NPT内螺纹进口和出口连接,黄铜阀体结构.

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The circular male and female bonnet joint is self - aligning and encapsulates the gasket.

圆形外螺纹和内螺纹阀盖连接是 自行 对准调整并且封装的垫圈.

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Rectangular style a one - way valve connecting thread, flange type connectivity and connecting three forms.

直角式 单向阀 有内螺纹连接 、 板式连接和法兰结构三种型式.

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Designed a injection mold with two teeth threaded core - pulling mechanism for the objective slide.

针对物镜筒注塑件,设计了一种内收式二瓣牙内螺纹模具结构.

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It's the common process of machining the external thread on mould of bottle cover & bottle mouth.

瓶盖 、 瓶口类模具外螺纹加工是较普通的,但内螺纹因为其特殊性,加工较困难.

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