A kind of cone-shaped solenoid for generating even grad magnetic field is designed during the course of wide displacement measurement,and a formula for computing the magnetic induction along axes in the solenoid is derived in theory and is also valid by experiment.
在进行大位移测量时,设计了一种能产生均匀梯度磁场的锥形螺线管,从理论上推导出了锥形螺线管内部轴线方向磁感应强度计算公式,通过实验验证了公式的正确性,实验证明:这种锥形螺线管内部轴线方向产生的均匀梯度磁场可用于大位移的自动测量,且测量范围较宽、测量精度高、结构简单。
Formulating a special technical processing-conical spiral weld pipe.
在研究螺旋焊管成形过程中带钢的变形特征、焊管管壁层间应力的基础上,提出了一种特殊工艺过程——锥形螺旋焊管成形工艺。
Based on the measurement, statistics and research to the garlic clove external characteristic parameters, an automatic orientation control device of tapered spiral seed pipe type is designed based on the friction features of garlic cloves and which adapts to the different physical features of various garlic cloves, its parameters and structure types are determined.
在对蒜瓣外形特征参数进行测量并统计研究等基础上,设计了一种基于大蒜蒜瓣自身摩擦特性、且适应各类蒜瓣不同物理特性的锥形螺旋导种管式自动定向控制装置,并确定了它的参数和结构型式。
aeronautical national taper pipe threads
国际航空用锥形管螺纹标准
NPT tapered tube thread gauges
NPT锥管螺纹量规
special taper thread tap for gas cylinder
气瓶专用锥形螺纹丝锥
Taper pipe threads with 60 degree
GB/T12716-199160°圆锥管螺纹
A tube is a pipe tapered at both ends. Each end is threaded to allow the installation of valves, connections, or relief devices.
管道两端是锥形。每一端都车有螺纹，以安装阀门、接头或减压装置。
Flared type tube fittings--Male elbow--Assembly
GB/T5629.1-1985扩口式锥螺纹直角管接头
Flared type tube fittings--Male elbow--Body
GB/T5629.2-1985扩口式锥螺纹直角管接头体
Male connector--Assembly
GB/T3734.1-1983卡套式锥螺纹直通管接头
Male elbow for butt joints--Assembly
GB/T3758.1-1983卡套式锥螺纹对接直角管接头
Male elbow--Assembly
GB/T3739.1-1983卡套式锥螺纹直角管接头
Flared type tube fittings--Male connector--Assembly
GB/T5626.1-1985扩口式锥螺纹直通管接头
Flared type tube fittings--Male connector-Body
GB/T5626.2-1985扩口式锥螺纹直通管接头体
Flared type tube fittings--Male branch tee--Body
GB/T5635.2-1985扩口式锥螺纹三通管接头体
Male run tee--Assembly
GB/T3744.1-1983卡套式锥螺纹直角三通管接头
Flared type tube fittings--Male branch tee--Assembly
GB/T5635.1-1985扩口式锥螺纹三通管接头
Male branch tee-Assembly
GB/T3742.1-1983卡套式锥螺纹三通管接头
Flared type tube fittings--Male branch tee reducer-- Assembly
GB/T5636.1-1985扩口式变径锥螺纹三通管接头
Flared type tube fittings--Straight thread long connector--Body
GB/T5627.2-1985扩口式锥螺纹长管接头体