变元类型

That variant normally takes a dictionary as the righthand operand, but in fact it can take any mapping, so we just prepare a rather special mapping for the recipe's purpose

该变体正常情况下需要字典当作右边的运算元，但是事实上它可以使用任何映射类型，因此，我们就为配方的目的准备一个相当特别的映射

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。