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The rear half-size apertures couldn 't be operated independently ; they could only be opened after the front doors .

后方车门很窄，看起来就像衣柜的门，只有正常车门宽度的一半，而且不能单独打开，只有在前门打开之后才能开启。

Completely seal remaining apertures with non-combustible building materials ;

采用不可燃建筑材料完全密封其余的孔；

With one or more openings or apertures .

具一个或多个开口或孔。

The liquid exits via apertures at the side .

液体从侧面的开口流出。

Having said this I 've found that I usually shoot at shutter speeds between 10 and 20 seconds ( which gives cars time to move through the frame ) and with apertures in the mid range ( start with something around f / 8 ) .

如此，我我常用快速度在10到20秒之（使有框架中）和中附近的光圈（用f/8始）的定拍。