如果跑3英里通常需要5 - 10分钟的间歇走路时间，可以试试跑完整个路程而不是增加这周的总跑步里程数。
If a 3 mile run normally requires a 5-10 minute walking break, try and run the entire time instead of increasing the overall mileage for the week.
任何仔细记分的人都知道：可利用的信息总是不完整，所做的预测也总容易出错。
Anyone who keeps careful score knows that the information available is always incomplete and that the predictions are always subject to error.
给出了柱坐标系下完整的总场 -散射场区的连接边界条件以及平面波源的设置方法。
The perfect boundary consistency conditions of total-scattered fields and the method to set TEM wave excitation source are proposed in 3-D cylindrical coordinates.
应用推荐