special brass
... 特种钢special steel 特种黄铜special brass 特种蒙气退火炉special atmosphere annealing furnace ...
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特种黄铜同步器齿环在应用中耐磨性差。
Special brass synchronizer tooth ring wear ability is poor in using.
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特殊黄铜又叫特种黄铜，它强度高、硬度大、耐化学腐蚀性强。
Special brass and call special brass, its strength and hardness, strong corrosive.
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