查询词典 arc cotangent

arc trigonometric function：反三角函数

"反双曲正弦","arc-hyperbolic sine" | "反三角函数","arc-trigonometric function" | "面积;区","area"

underwater welding：水下焊接

气电焊 electrogas arc welding | 水下焊接 underwater welding | 水蒸气保护电弧焊 water vapor arc welding

underwater welding：水蒸气保护电弧焊

electrogas arc welding 水下焊接 $EM| N | underwater welding 水蒸气保护电弧焊 D iAO | water vapor arc welding 水平角焊 X# Vcw{

Wire Welder：线焊机工

焊接机操作员,气体保护弧焊 welding machine operator, gas-shielded arc | 焊机操作员,埋弧 welding machine operator, submerged arc | 线焊机工wire welder

Submerged-arc welder：埋弧自动焊机

埋弧自动焊submerged automatic arc welding | 埋弧自动焊机Submerged-arc welder | 锚垫板anchor backing plate

Submerged-arc welder：埋弧焊机工

点焊机工spot welder | 埋弧焊机工 submerged arc welder | 埋弧焊机操作员 submerged arc welding machine operator

circumzenithal arc：闪电光环

circumsolar radiation 太阳周边辐射 | circumzenithal arc 闪电光环 | circumzentithal arc 环天顶狐

MIAWmagnetically impelled arc welding：磁推力电弧焊

GTAW-Ppulsed arc钨极气体保护脉冲电弧焊 | MIAWmagnetically impelled arc welding磁推力电弧焊 | PAWplasma arc welding等离子弧焊

inert-gas metal arc melding：钝气金属弧熔接

钝气碳弧熔接 inert-gas carbon arc welding | 钝气金属弧熔接 inert-gas metal arc melding | 钝气灭火装置 inert-gas smothering system

flame arc：电弧

flame arc lamp 弧光灯 | flame arc 电弧 | flame arrester 防焰罩

those：那些

除非在前文中清楚提过,请勿使用指示或人称代词(如"这"(this),"那"(that),"这些"(these),"那些"(those),"它"(it),"他"(he),"她"(she),"他们"(they)). 利用回答一系列问题的方式开发思路. 如"这是什麼?"(what)、"这是哪里和

Board of Trade：商务部

Board of Trade 贸易部 | board of trade 商务部 | board paper 纸板