预抽真空的英文

• backing pressure
• forvacuum

• "预"英文翻译    in advance; beforehand
• "抽"英文翻译    take out
• "真空"英文翻译    vacuum; empty space; vacuo
• "预抽真空泵" 英文翻译 :    backing pump; fore pump; forepump; vacuum booster pump
• "预抽真空室" 英文翻译 :    preengineering
• "抽真空" 英文翻译 :    creation of vacuum; creed receiving perforator; deaerate; degassing; evacuation; pick up the suction; vacuate; vacuum pumping; vacuum supply; vacuum-extraction; vacuum-pumping; vacuumize
• "包套抽真空" 英文翻译 :    ecacuation of capsule
• "抽真空操作" 英文翻译 :    vacuum pumping
• "抽真空管" 英文翻译 :    evacuation tube
• "抽真空管道" 英文翻译 :    vacuum lead
• "抽真空机" 英文翻译 :    vacuumizer
• "抽真空口" 英文翻译 :    vacuum orifice
• "抽真空设备" 英文翻译 :    vacuum pumping equipment
• "抽真空时间" 英文翻译 :    pump down time; pumpdowntime
• "抽真空系统" 英文翻译 :    pumped vacuum system; vacuum pumping system; vacuum-pumping system
• "抽真空罩" 英文翻译 :    evacuated housing
• "抽真空装置" 英文翻译 :    evacuating device; vacuum extractor
• "三重抽真空" 英文翻译 :    triple evacuation
• "压模抽真空" 英文翻译 :    ecacuation of die
• "抽真空；真空排气" 英文翻译 :    vacuum-pumping
• "强力抽真空器" 英文翻译 :    vacuum augmentor
• "预抽" 英文翻译 :    forepuming
• "在……内造成真空；真空包装；抽真空" 英文翻译 :    vacuumize
• "抽真空印迹技术" 英文翻译 :    blotting vacuum; blotting, vacuum
• "顾抽真空管道阀" 英文翻译 :    fore line valve

• Pre - evacuation protect atmosphere furnace
  预抽真空保护气氛炉
• Our corporation locate at tianjin , near beijing - tianjin - tanggu expressway . " quality first , customer super " is our object . solid technical force , complete quality system and perfect service after sell is guarantee of excellent quality equipment
  所生产的“ unicase系列密封箱式多用炉”和“ speria bbh预抽真空多用炉”被中国热处理行业协会评定为热处理先进可靠设备，推荐企业优先选用。
• Tianjin fengdong heat treatment equipment co . , ltd , sino - japanese joint venture , is a specialist firm to produce unicase series multi - purpose complete set , speria series pre - vacuum multi - purpose furnace complete set , uninite gas soft - nitriding furnace complete set , mesh - belt type continuous furnace , pit type bright annealing furnace and pit gas carbonitriding furnace complete set
  全套技术，生产滴注式unicase系列密封箱式多用炉成套设备， speria bbh型预抽真空多用炉成套设备，气体软氮化炉成套设备，网带式连续炉，井式光亮退火炉及井式气体渗碳炉成套设备，并承接各种非标热处理设备的设计和制造。
• Bell type furnace is mainly used to steel strips , steel plantes , copper strips , copper plates and other metal parts for bright anneal and normal anneal heat treatments . according to the technics , the process of preevacuation . heating , protecting atmosphere gew or non oxidation heating , air cooling , fast colling and slow cooling treaments can be executed
  罩式炉主要是用于钢带、钢盘圆、铜带、铜盘圆及其它金属材料及零件的光亮退火和一般退火工艺，根据热处理工艺的要求，可对热处理工件进行预抽真空、加热、保护气氛少无氧化加热、空冷、快冷及缓冷处理。