48kb

All of this is a lot to remember. Juggling f-stops, shutter speeds, and ISO values in your head while trying to compose a shot can be tough, especially for beginners.

太多参数需要记住，尤其对于初学者来说，相反的f值，快门速度，以及IS O值，在准备拍摄一张照片的时候这些参数实在太过复杂。

45kb

Officially, starting with GNU glibc 2.2, the type wchar_t is intended to be used only for 32-bit ISO 10646 values, independent of the currently used locale.

在正式情况下，从GNU glibc 2.2开始，wchar _ t类型只为32位的ISO 10646格式数值所特定使用，与当前使用的语言环境无关。

57kb

The viscosity of pure water, the original reference material for viscosity, is introduced. The values adopted in different times and the decision for new value by ISO in recent years are presented.

介绍了作为粘度起始标准物质的纯水的粘度，各个时期国际上所采用的值及这两年ISO关于采用新值的决定。