It features extremely strong and lightweight IMPP CompositeCone Woofer, for improved sensitivity and reduced distortion.
它具有极强的轻巧IMPP综合锥体低音喇叭，为提高了灵敏度，并减少失真。
2
The metal-plastic composite nut, according to Claim 1 and 2, is characterized in that the inner surface at one end of metal insert is cone-shaped sealing surface.
根据权利要求1或2所述的金属塑料复合螺帽，其特征在于所述金属嵌件一端部的内表面为锥形的密封面。
3
The cup and cone-shaped fractures often occur when a high strength bimetal composite wire is drawn.