In order to reduce the oxidation of contacts greatly (or eliminate it), the environment inside the glass tube is often pressurized with a gas that contains no oxygen.
为了大幅度降低(或者消除)触点的氧化，玻璃管内的环境往往是采用不含氧气的气体加压的。
2
In order to reduce the oxidation of contacts greatly, the environment inside the glass tube is often pressurized with a gas that contains no oxygen.
为了大幅度降低触点的氧化，玻璃管内的环境往往是采用不含氧气的气体加压的。
3
In addition to the both ends of the rotary furnace tube sealing measures taken, so in the use of the process can also pass into the oxidation, reduction and other necessary atmosphere.