n.圆珠笔;
英文例句/中文翻译:
I want a ball-pen and some exercise books.
请给我圆珠笔和练习本。
The stucture behavior of the ball-pen factory in Xiamen is analysed by using the program. Then, it can be shown that the structure which is subjected to earthquake action at 7 degree is under elastic state and thus safe enough.
利用此程序对厦门圆珠笔厂厂房的结构进行了分析,得出该结构在7度地震作用下基本上处于弹性状态,并且是足够安全的。
Plastic ball-pen cap as bronchial foreign Body-An analysis of 37 cases
支气管塑料笔帽异物&附37例分析