A spool of slightly less than 100 feet of number 17 Heavy Formvar wire was required for the secondary winding.
卷大约100英
的17
线足够完
次级绕组。
产品A spool of slightly less than 100 feet of number 17 Heavy Formvar wire was required for the secondary winding.
卷大约100英的17线足够完次级绕组。
It required three spools, each containing approximately 900 feet of number 27 Heavy Formvar wire for the primary sections.
这个工作需要三个线轴，每个上面有900英27线来绕制初级绕组。
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