若是他能成功互换鲁尼和杰拉德的位置，那么就能活着界杯预选赛上利用这一转变，这很可能给乌克兰后防带来考验。
If he can work on switching Rooney and Gerrard this week, then that variation can be taken into the World Cup qualifier, where it will pose a serious problem for the Ukraine defence.
苏格兰队在冰岛举行的欧洲杯预选赛中处于领先位置。
Scotland were ahead in their European championship qualifier in Iceland.
当机构类型、预选参数的数目和所选的具体参数以及坐标位置不同时，其加权偏差表达式的具体形式将不同。
If the types, the Numbers of the pre-selected parameters, the selected concrete parameters and the site of the coordinates are different, the specific formula of the weighted aberration will change.
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