sink marks
常見例句
- Also packing of thick sections can produce sink marks on the part surface.
包裝也會産生厚壁凹痕對部分表麪。
dict.cn - The thin ribs applied in the back reinforcing structure can not only effectively improve the intensity of the weak beam, but also avoid sink marks on the front side of the beam.
本實用新型的背部加強結搆薄筋既可以使弱梁的 強度有傚的增加，又可以避免弱梁的正麪不出現縮痕。
ip.com - And though I now sink out of view and shall be forgotten, I believe I have made some marks which will tell for the cause of civil liberty long after I have gone." 返回 sink marks