The die cast zinc base and double layer perforated steel screenconstruction makes this microphone extremely rugged.
在压铸锌基和双层穿孔钢丝网的建设，使这个麦克风极为坚固。
2
Key products widely used in medicine manufacture plastic chemical food printing flour fish screenconstruction industries filtration powder creating particles.
本厂产品广泛用于医药制造、塑料化工、食品、印刷、面粉、养殖建筑等行业的筛分过滤粉末，制造颗粒等。
3
It shows construction workers buzzing around like gnats while a clock in the corner of the screen marks the time.