氢脆：由于浸蚀，除油或电镀等过程中金属或合金吸收氢原子而引起的脆性。
Hydrogen brittleness: because, in addition to the erosion oil or plating process such as metal and alloy hydrogen atom absorption and cause brittle.
脆性往往是合金化的一种结果。
还能够抑止合金钢由于火而惹起的脆性。
Can also restrain the alloy steel as the fire caused brittle.
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