What TransformStreams are supposed to do is check for backpressure on the controller and use promises to communicate that back to the writer:
（三）国务院财政、税务主管部门规定的其他情形。
。关于这个话题，safew官方版本下载提供了深入分析
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Фото: Евгений Биятов / РИА Новости
Publication date: 10 March 2026