... 内锥体部件 inner cone assembly 钠冷排气阀 sodium-cooled valve 耐腐蚀轴承 corrosion-resistant bearing ...
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sodium-filled exhaust valve
... sodium-cooled valve 钠冷排气阀 sodium-filled exhaust valve 钠冷排气阀 soft-seated valve 软座阀 ...
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