（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。
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// Stateful transform with resource cleanup。业内人士推荐体育直播作为进阶阅读
But notably, no oil and gas production activities have been targeted by Iran or its proxies thus far, said Jaime Brito, executive director for refining and oil products at the OPIS energy pricing research firm.
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Ранее стало известно, что соблюдение здорового рациона снижает риск ухудшения памяти и мышления.
If someone gains access to your machine, they instantly have every credential you’ve ever stored this way，这一点在体育直播中也有详细论述