?外板锚炼孔唇口

造船工程专业英语词汇翻译 ... 筒形锅炉 shell boiler 外板锚炼孔[防摩]唇口 shell bolster 轴包架，轴包套 shell bossing ...

?外板凸缘

... 贴外板凸缘 shell flange 外板凸缘 shell bolster 箱板凸出 case plank (boar bulged; case plank (board) bulged ...