Finally, close the input stream, flush the output stream, and if it was a pipe, close it with the pclose function.
最后,关闭输入流,清空输出流,如果输出流是管道,则用pclose函数关闭它。
The listen and close methods open and close an input pipe, respectively.
listen和close方法分别打开和关闭输入管道。
This allows our swing check valve to close completely even when installed in a horizontal pipe run with no flow.
这使得我们的旋启式止回阀无论安装在水平管道还是垂直管道上,都能够实现完全的关闭。
And the answer has to do with ratios and string sizes and lengths of pipe and things like that, but generally speaking, pitches that are right next to each other--very close to each other--are dissonant.
答案和比率以及弦乐器的尺寸和管乐器的长度等有关,但是总的说来,音调是相关联的,非常近。
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