He was standing on the basis of former plus personal excellence unremitting efforts, make this a verse in the content and form of double coordinates of the merit, finally categorized will never fade.
他是在前人的基础上再加上个人不懈的努力，使七律这一诗体在内容和形式的双重坐标中终于蔚为大观，其功绩永远不可磨灭。
These classes allow the various geometric shapes to be constructed with coordinates of either double or float precision.
这些类允许各种几何图形建立在双精度或浮点精度的坐标系上。
Anyway, that is double integrals in polar coordinates.
这是极坐标系下的二重积分。
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