boucheron 台灣

婚戒首饰

结婚戒指起源于古埃及。当时订婚和结婚戒指同属于契约的一部分。结婚戒指戴在新娘的无名指上,表示新娘对丈夫的忠诚与顺从。古埃及曾一度出现戒指热。现代流行在婚礼上互换戒指。婚前戴右手无名指,婚后戴左手无名指,意为左手连心,可以心心相印。免費玩婚戒首饰 APP玩免費免費玩婚戒首饰 App婚戒首饰 APP L...

Gas Basics

Gas Basics is ideal for natural gas professionals and pipeline engineers. The app includes a variety of tables, equations, tips and notes that are use...

Steam Basics

Steam Basics contains a large selection of Steam and Gas equations, tables and reference material that Engineers may find useful during their work.免費玩...