云耀深维打印的传动泵（图源/企业）
swap(&arr[0], &arr[i]); // 堆顶(最大)换到末尾
，更多细节参见下载安装 谷歌浏览器 开启极速安全的 上网之旅。
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.
From a technical perspective, the status quo works. WebAssembly runs on the web and many people have successfully shipped software with it.