真空浇铸vacuum casting，将在大气中熔炼的钢水，注入真空室内的钢锭模中浇铸成锭的方法，也叫真空铸锭。真空浇铸法是将制品模具放在真空箱内，减压至133Pa，液体胶料用真空浇注器注入模型，然后硫化成制品。
将N-甲基壳聚糖或N-乙基壳聚糖的甲酸溶液在高真空中浇铸成膜。
The N-methyl chitosan or N-ethyl chitosan was cast into films at high vacuum.
中频冶炼与合金制备：各种合金与有色金属的配制，真空或非真空熔炼、浇铸等。
Medium frequency smelting and alloy preparation: mixture of all kinds of alloy and nonferrous metal, vacuum or anti-vacuum smelting and casting.
我们的真空管包封有自己的特点，是成形模浇铸的，外形尺寸非常稳的，很利于固封极柱的浇铸。
Our vacuum tube Wrapper has its own characteristics, Die casting, size and shape is very stable. Solid very conducive to the closure Poles casting.
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