Learn Chinese Smarter
jiāo bu zú shì jiāo lú lú mén zhù jiàn cháng jiàn zhù zào quē xiàn
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.
For more features to help you learn Chinese, please download the HanBook APP.