燈頭觸點 的英文怎麼說
中文拼音 [dēngtóuchùdiǎn]
燈頭觸點
英文
cap contact-
Phase conductor not connected to the centre contact of the edison - type screwed lamp holder
相導線並非接駁至螺絲頭燈座的中間觸點。Projection lamps, single - contact, medium prefocus, base - down type, dimensions of
燈頭向下型單觸點中聚焦放映燈的規格Projection lamps, double - contact, medium ring, base - up type, dimensions of
雙觸點中等環燈頭向上型投影燈的規格
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