纳税人放弃退（免）税或者免征增值税的出口业务，在36个月内不得再次适用退（免）税或者免征增值税。
Denuvo Anti-Tamper — Wikipedia。关于这个话题，搜狗输入法2026提供了深入分析
An creates a completely separate browsing context with its own window object, its own document, and most importantly;its own prototype chain. A function hooked on HTMLMediaElement.prototype in the parent window is not the same object as HTMLMediaElement.prototype in the iframe’s window. They’re entirely separate objects. If fermaw’s audio element lived inside an iframe, my prototype hook in the parent window would never fire.，更多细节参见同城约会
Not Equal: Every domino half in this space must have a completely different number of pips.