drill-stem subs是什么意思

网络释义

用法例句

This paper contains a detailed experiment analysis on the fracture section characteristic,metallographic organization,chemical consists and mechanics property of the drill-stem subs,and performs a set of analysis calculation on the mutative load which putting on the drill-stem subs.

对钻柱转换接头的断口形貌、金相组织、化学成分和力学性能进行了全面的试验分析,并对其受力状态进行了分析计算。

DO NOT USE ADAPTERS!

禁止使用转换接头！

DO NOT USE ADAPTERS! Use piping and equipment designed to withstand pressures to be encountered.

禁止使用转换接头！使用设计得能够承受遇到的压力的管道和设备。

Do not drag, roll, or slide containers on their sides. Do not remove or interchange connections.

禁止拖拉、旋转或滑动容器。禁止移动或交换接头。

direct and indirect energy conversion

直接和间接能量转换

"Valve Stand: Support air supply header and various takeover points, flex hoses, gauges, valves, etc."

阀架上面安架空气接头,各种转换点,软管,计量表,阀门等。

The design of coaxial-to-rectangular waveguide transitions adapter with SMA connector at high frequency

在高频段下带SMA接头的同轴——矩形波导转换器的设计

coaxial N type adapter N

型同轴线接头转接器

spherical union swivel

球面活管接旋转接头

one revolution contact

转一转接触一次触头

The scene cuts from the shop to the street.

镜头从商店转换到街道.

integrated switching and multiplexing

集中交换与多路转接

direct conversion reactor study

直接转换反应堆研究

direct-image offset system

图像直接转换胶印法

High-scion and Head-changing Techniques of Engrafting Euonymus japonicus Thunb into Euonymus bungeanus Maxim

丝绵木高接换头嫁接北海道黄杨技术

universal ball float adapter

万能球形活动头转接器

steering knuckle tie rod end pressure lubricator

转向节横拉杆接头油嘴

two-pin reversible plug

两脚可逆转接驳的插头

non-reversible plug

不可逆转接驳的插头