The utility model comprises a double helix filament body and filament pins integrally arranged on both ends of the filament body, the filament pins are respectively straight line filament pins.
本实用新型包括双螺旋灯丝主体和连体设置在主体两端的丝脚，所述两端的丝脚分别为直线型丝脚。
Even with XMM-Newton's sensitivity, the discovery was only possible because the filament is along the line of sight, concentrating the emission from the entire filament in a small region of the sky.
也只有“XMM-牛顿”的灵敏度才能使发现成为可能，这是由于纤维是沿着视线的，把一小块天区里整个纤维散发出的光都集中起来了。
This article discusses about the process and technical characters of direct spinning line of polyester filament in large capacities and analyzes the main factors that impair the production.
探讨大容量涤纶长丝直纺生产线的工艺技术特性，对影响生产的主要工艺因素进行分析。
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