壁扇，指安装到墙壁上的小型电扇，以起到节约空间的目的。特点是方便、实用、美观。壁扇分为定向式壁扇与转向式壁扇两种，转向式壁扇可摆头吹风，吹风范围广，风力强劲。壁扇多用于食堂、饭馆、工厂等场所。
核实工厂的生产区域是否有相关设施来确保经常性的空气流通：如吊扇，壁扇，楼顶通风口等。
Thee area must have constant air movement: Ceiling fans, wall fans, roof vents, etc.
我们怀着希望推开一扇很神气的门，走进了一间高高的哥特式图书室，四壁镶的是英国雕花橡木，大有可能是从海外某处古迹原封不动地拆过来的。
On a chance we tried an important-looking door, and walked into a high Gothic library, panelled with carved English oak, and probably transported complete from some ruin overseas.
东达村组自下而上为冲积扇泥石流沉积、无障壁碎屑滨岸沉积和浅水碳酸盐台地潮坪沉积。
The Dongdacun Formation consists in ascending order of alluvial fan debris flow deposits, barrier-free clastic littoral deposits and shallow-water carbonate platform tidal-flat deposits.
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