The drum also contains the photoconductor supply and takeup spools.
鼓还包括光电导体电源和提升卷
。
;卷

上
;缠
框The drum also contains the photoconductor supply and takeup spools.
鼓还包括光电导体电源和提升卷
。
The film is spooled for use.
胶卷己装好待用。
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
,每个上面有900英尺27号
来
制初级
组。
The three wires were fed from the three spools and wound as one wire; thus comprising the trifilar terminology.
三条
从三个
出来

条
,从而符合三
并
的要求。
A spool of slightly less than 100 feet of number 17 Heavy Formvar wire was required for the secondary winding.
卷大约100英尺的17号
足够完
次级
组。
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