3-Phase DC 相DC
3-Phase DC Spot welding 三相次级整流点焊
3 phase dc resistance weld 三相次级整流电阻焊
3-phase dc resistance weld 三相次级整流电阻焊
3-phase DC resistance weld ing 三相直流电阻焊
Amenities of the early DC-3 models included sleeping berths and an onboard kitchen.
飞机上提供的便利设施包括卧铺、机上厨房。
Yesterday we went for a flight around the area in an old R4D. The R4D was the Navy version of the Douglas DC-3.
昨天,我们乘坐一架老式的R4D飞机在周围兜了一圈,这架R4D是道格拉斯dc - 3的海军版。
For the last 24 years the disused DC-3 plane has been parked beside the McDonald's restaurant in Taupo, New Zealand.
过去24年,这架废弃的DC - 3飞机一直停在新西兰陶波的一家麦当劳旁边。
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