According to requirements of the industrial production and the function of vacuum welding equipment,and in combination with the present automatic technology and products,control system based on PLC as the main control unit was developed for the vacuum welding equipment.
真空焊箱是一种用于N bT i低温超导材料生产中电极焊接的专用设备,焊箱工作时需要真空、供氩、冷却、焊接等子系统的协调配合。
Solutions for preventing raw material from building up in vacuum chamber of extruder
真空挤出机真空箱的堵塞及其解决途径
For studying the relation between laser impulse coupling coefficient and the ambient pressure,using the suction pump,the pressure in vacuum chamber is between 59 325 Pa and 101 325 Pa.
针对激光对靶冲量传递问题,提出了悬摆法和光电测速法相结合的测量方法,进而在改变真空箱内的气压的条件下,就大气压强对激光推进耦合系数的影响进行了实验研究。
Solutions on jam for vacuum chamber of vacuum extruder
也谈真空挤出机真空箱堵塞的解决途径
Solutions for preventing raw material from building up in vacuum chamber of extruder
真空挤出机真空箱的堵塞及其解决途径
Vacuum box and air knife series for film dies
薄膜模头使用真空箱、气刀系列
inner glass for vacuum vessels (excl. those transformed by a casing or any other kind of protective envelope into vacuum flasks or other vacuum vessels)
真空容器玻璃胆（不包括通过加套或任何其他种类的保护壳制成的真空箱或其他真空容器者）
1 PUT THE SAMPLES IN VACUUM BOX IN BATCHES, FIX THEM IN THE BRACKET WITH CENTIGRADE METER.
1将试样分批放入真空箱内,安装在装百分表的支架中.
vacamatic transmission
真空自动控制变速箱
electric vacuum drying oven
电热恒温真空干燥箱
A high vacuum in the fuel tank can cause atmospheric pressure to collapse the tank.
燃油箱内的高真空，会引起大气压力压塌油箱。
The air-tightness of the chamber door is adjustable, with a wholly-shaped silicon rubber door sealing loop; so as to guarantee in-chamber high vacuum.
箱门闭合松紧能调节，整体成型的硅橡胶门封圈，确保箱内高真空度。
An Immune Genetic Algorithm for Empty Container Dispatching Optimization and Its Simulation Analysis;
基于免疫遗传算法的集装箱空箱调运优化及其仿真分析
Determination of free water for compound fertilizers--Vacuum oven method
GB/T8576-1988复混肥料中游离水含量测定真空烘箱法
Air conditioner type outdoor + water tank, authentically achieving human and electricity separation.
空调外挂式主机+水箱,真正做到人机分离.
The application of 30 m post-tensioned prestressed concrete box beam vacuum-assisted grouting technology
30m后张法预应力混凝土箱梁真空灌浆技术应用
Welding 6061 airborne computer cabinet in high-precision vacuum brazing furnace
高精度真空钎焊炉焊接6061机载计算机机箱
ZCY Vacuum Argon-filled Box and Its Application in Titanium Alloy Welding
ZCY真空充氩箱及其在钛合金焊接中的应用
The vacuum pump is used to provide a vacuum environment for the freezing-drying cabinet and the condensers so as to enable the moisture in the materials to sublimate in the vacuum.
真空泵的作用是给冻干箱和冷凝器提供一个真空环境，使物料的水份可以在真空下进行升华。
The vacuum-relief valve opens to allow enough air to enter the tank to replace the gasoline pumped from the tank by the fuel pump.
真空阀通向大气，使足够的空气进入油箱，以补充由输油泵从油箱中吸出的燃油所占的面积。
Pack cleaning supplies including a vacuum cleaner in a box labeled Last Load
封包清洁用具，包括放在标有“后装”的箱子中的真空吸尘器