hardening steel
... age hardening 老化变硬;时效硬化 hardening steel 硬化钢 depth of hardening 硬化深层;硬化深度;淬硬深度;淬火深度 ...
quenched steel
... quenched and tempered adj. 调质过的 quenched steel 淬火钢;淬硬钢;硬化钢 quenched and tempered steel 调质钢;凳钢 ...
hardening g steel
... hardening g agent 硬化剂 hardening g steel 硬化钢 hardness s 硬性,硬度 ...