В России ответили на имитирующие высадку на Украине учения НАТО18:04
Web streams use a locking model to prevent multiple consumers from interleaving reads. When you call getReader(), the stream becomes locked. While locked, nothing else can read from the stream directly, pipe it, or even cancel it — only the code that is actually holding the reader can.
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第二十八条 增值税法第二十四条第一款第三项所称古旧图书，是指向社会收购的古书和旧书。
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