directivity coefficient的用法和樣例：
例句
- Therefore, the problem predicting the Jominy curve changes to one calculating the hardenability coefficient.
因此，端淬曲線(xiàn)的計算預測問(wèn)題轉化成淬透性系數的求解。 - It was demonstrated that the hardenability coefficient depends on the chemical composition under the condition of the standard Jominy test.
在端淬試驗標準狀態(tài)下，淬透性系數取決于鋼的化學(xué)成分。
