Rayleigh quarter-wave tolerance 瑞利四分之一波长公差
A friendly nod or a wave of acknowledgement in response to an act of courtesy helps to create an atmosphere of goodwill and tolerance so necessary in modern traffic conditions.
对礼貌行为的友好点头或挥手感谢有助于创造带有善意的宽容氛围，这在现代交通条件下是非常必要的。
Provided that the buckle as the sine-wave, the shape tolerance can be deduced by using the power series expansion as well as the curve integration.
假定波浪为正弦波，利用曲线积分和幂级数展开推导出板形公差。
The wave tests the courage of the coxswain, while difficulties exams human's tolerance.
风浪考验艄公的胆量，困难检验人的坚强。
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