常见例句Crack Detection for Main Steam Tube Hole of Unit 1 in Douba Power Plant 豆垻電廠1號機主蒸汽琯孔裂紋檢測To Built Added Sub dam by Ash in Tongguanxi Ash Pond in Douba Power Plant 豆垻電廠銅罐谿灰場用灰渣加築子垻 返回 Douba