短语词组短语hot fatigue crack 热疲劳裂纹hot tearing crack 热撕裂hot -crack resistance 耐冷热疲劳性hot tear crack 热裂;翻译hot charging crack 红送裂纹hot casting crack 热铸裂the hot weld crack 焊接热裂纹hot rolling crack 热轧开裂 返回 hot crack