任一连续曲线可以借一系列很小的抛物线线段较精密地近似表示.Any continuous curve can be closely approximated by a series of small parabolic segments.在湿氧氧化中抛物线速率常数B比干氧氧化中的大得多.The parabolic rate constant B is substantially larger for wet oxidation than ...
Tough glass is needed for windscreens.挡风玻璃需要用不易碎的玻璃.We've all seen enough dummies catapulting through windscreens in TV warnings to know the dangers of not wearing seat belts.在电视里，假人穿过挡风玻璃飞出去的警示镜头我们见得多了，知道不系安全带的危险。W...