（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。
portfolio that generates sustainable annual
。业内人士推荐safew官方下载作为进阶阅读
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「像鬼一樣工作」：台灣外籍移工為何陷入「強迫勞動」處境
Ergonomic shape, quality materials and satisfying clicks, now with novel haptic feedback and repairable design