filamentary造句

U 4 triode connected: Medium MU small mass filamentary heating structure.
三极管接法): 中Mu小型灯丝结构.

Low MU Thoriated Tungsten filamentary heating structure.
低Mu敷钍灯丝结构.

High MU Thoriated Tungsten filamentary heating structure.
高Mu敷钍灯丝结构.

• #filamentary