filamentary造句

1、1U4 (triode connected): Medium MU small mass filamentary heating structure.
三极管接法)：中Mu小型灯丝结构。

2、Hum produced from within the filamentary structure.
灯丝结构本身所产生的HUM。

3、6B4G: Low MU Oxide Coated filamentary heating structure.
低Mu氧化物覆膜灯丝结构。