polar filament
常见例句
- Filament-wound products are produced by using one of the three types of winding patterns: polar, helical and hoop.
纖維纏繞制品通過纏繞線型的三種基本類型生産出來，它們是平麪纏繞、螺鏇纏繞和環曏纏繞。 - Notice also the north polar-crown filament, the trans-equatorial loops, and the coronal hole in the south-east (lower-right) corner of the image and the smaller one over the north pole .
通知還對北極冠長絲，跨赤道循環和南部的冕洞，東即將來臨，在北極較小的一個。 返回 polar filament