These are standard threads which have had the rough fibers 'gassed' off and which have been immersed in caustic soda to swell the fibers.
这种线是普通的线。粗纤维经过烧毛处理，然后浸入苛性的苏打水中，使纤维膨胀。 收藏。
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The monsoon in winter is stronger than that in summer, and correspondingly, the average wave high is higher, and the frequencies of rough sea and heavy swell are also stronger.