There should be regular leak tests on the chamber when a vacuumphase is part of the cycle.
如灭菌程序中含抽真空，则应定期对腔室进行检漏试验。
2
There should be frequent leak tests on the chamber when a vacuumphase is part of the cycle.
如果灭菌循环中有真空阶段，要经常进行泄露检查。
3
An experimental research has been taken on heat efficiency, startup behavior, isothermal characteristics of a vacuumphase change heating system using a new kind of compound working medium.