A new kind of batcher drip nozzle used for casting metal grains and its manufacturing process have researched.
摘要研
种铸造金属颗粒用定量器滴嘴的结构及其制造
艺。
A new kind of batcher drip nozzle used for casting metal grains and its manufacturing process have researched.
摘要研种铸造金属颗粒用定量器滴嘴的结构及其制造艺。
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