This system can show the present vacuum on computer and set up the suitable safe pressure.
该装置能够在计算机上显示当前真空度，可以设置合适的安全气压。
For safety we should use dual valves to aid safe pressure reduction, and cap the sample outlets.
为了安全起见我们要在取样点设双阀以便于安全的压降，取样口还要加护罩。
In addition, a safe pressure control device with a switch type degassing key is fixed at the lid.
在锅盖部分还装有带开关式排气按键的安全压力控制装置。
In addition, a safe pressure control device with a switch type degassing key is fixed at the lid.
在锅盖部分还装有带开关式排气按键的安全压力控制装置。
应用推荐