ประโยคภาษาจีน : 中文句子 |
---|
jī xiè xìng néng 机械性能 hǎo 好 kàng liè xìng 抗裂性 hǎo 好 zǐ tóng 紫铜 qì hàn 气焊 jí 及 yà hú hàn 氩弧焊 yòng 用 |
Good mechanical properties and crack resistance. Gas welding and argon arc welding of red copper. |