中心裂纹 | |
met. | centre burst; centre crack; heart check; central crack |
试样 | |
hydroel.st. | probe |
met. | coupon; exponent; laboratory sample; piece |
| |||
centre burst; centre crack (坯锭缺陷); heart check; central crack | |||
heart shake |
中心裂纹 : 6 phrases in 1 subject |
Metallurgy | 6 |