met. | oscillation marks of variable depth | 变深振痕 (The behavior of the meniscus which is affected by metal level fluctuations, is another critical variable that can influence heat transfer and the progress of solidification, leading to a nonuniform shell and oscillation marks of variable depth. 受金属液面波动影响的金属弯月面特性是另一个可以影响传热和凝固进程的临界变量。它会导致非均匀坯壳和变深振痕。) |