电缆和电极的连接处同样由铜管制成(除非使用支架)。
The connection between cables and electrodes is also made of copper tubes (unless conducting arms are used).
高熔点的钼常被用作灯丝支架和汞灯电极。
Due to its high melting point, pure molybdenum is used as lamp filament supports and electrodes for mercury vapor lamps.
高熔点的钼常被用作灯丝支架和汞灯电极。
Due to its high melting point, pure molybdenum is used as lamp filament supports and electrodes for mercury vapor lamps.
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