...砂铸Al-7Si-0.4Mg合金拉伸性能及 关键字: 淬火速率； 抗拉强度； 屈服强度； 疲劳裂纹扩展[gap=947]Key words: quenching rate； ultimate tensile strength； yield strength； fatigue crack growth..
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critical quenching rate 临界淬火速度
sinter quenching rate 烧结淬冷速率
ritical quenching rate 临界淬火速度
Quenching rate constants 猝灭速率系数
collisional quenching rate 碰撞猝灭常数
Fluorescent quenching rate 荧光猝灭速率
quenching rate coefficient 猝灭速率常数
The upper limits of molecular formation and quenching rate were determined separately.
给出分子形成速率的上限和猝灭速率。
The cycle life of the alloys monotonously increased with the increase of quenching rate.
合金的循环寿命随淬速的增加而单调增加。
The result indicated that crack was caused by lath-shape inclusion in the material and high quenching rate.
结果表明，由于材料中存在长条状夹杂物及淬火冷却速度过快导致螺母开裂。
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