-
浇不足是焦炉炉门铸件常见铸造缺陷。
Misrun is the common defects found in oven door castings process.
youdao
-
砂型铸件上可能发现下列哪种缺陷?
Which of the following is a discontinuity which might be found in sand castings?
youdao
-
砂型铸件上可能发现下列哪种缺陷?
Which of the following is a discontinuity which might be found in sand castings?
youdao