船舶电气英语小结 ... Inspecting centerline positioning for shaft system and rudder system before boring. 轴、舵系镗孔前中心线定位检查 Optical aligned check for shaft system after boring. 轴系镗孔后光学校中检查 Hydraulic test for L.O. pipe for stern tube. 艉轴管滑油液压试验 ...
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