【字彙解釋】

boiler jacket 鍋爐外套

boiler

n. 汽鍋、鍋爐

jacket

n. 夾克、保護罩、護套 vt. 給…加外罩


【前後詞彙】

boiler induced-draft fan 鍋爐誘導通風扇
boiler installation 鍋爐裝置
boiler-feed capacity 鍋爐給水量
“a”
“c”
“~
boiler jacket 鍋爐外套
boiler lagging 鍋爐襯套；鍋爐包層
boiler lagging plate 鍋爐包層板
boiler lighting up 鍋爐點火
boiler lining 鍋爐襯層