melting rate的用法和樣例：
例句
- Two cores melting speed can keep consistence is very important for twin electrode single arc welding to be stabilized.
兩焊芯熔化速度能否保持一致是雙電極焊條單弧焊過程能否穩定進行的關鍵。 - The melting velocity of inoculant in molten iron directly influences effect of inoculation treatment.
孕育劑在鐵液中的熔化速度直接影響孕育處理的效果。
