第二百四十三条 保险标的的保险价值由保险人与被保险人书面约定；保险标的发生损失时，以约定的保险价值为赔偿计算标准。
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，这一点在体育直播中也有详细论述
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"So we want to just take advantage of this to set up both vendors for future success on a lunar landing," he said. "This is the proper way to do it, if it works out from a timing perspective, to be able to rendezvous and dock with both. ... This, again, is the right way to proceed in order to have a high confidence opportunity in '28 to land."
You might assume this pattern is inherent to streaming. It isn't. The reader acquisition, the lock management, and the { value, done } protocol are all just design choices, not requirements. They are artifacts of how and when the Web streams spec was written. Async iteration exists precisely to handle sequences that arrive over time, but async iteration did not yet exist when the streams specification was written. The complexity here is pure API overhead, not fundamental necessity.