In order to use the output of a command, command1, as input to a filter, command2, you connect the commands using the pipe operator (|).
要将命令command1的输出作为过滤器command2的输入，您需要使用管道操作符(|)连接两个命令。
Stdin can also come from the standard output of another program, using the "|" (pipe) operator of the shell, as follows.
使用shell操作符“|”(pipe)也可以使标准输入来自另一个程序的标准输出，如下所示。
You use the | (pipe) operator between two commands to direct the stdout of the first to the stdin of the second.
在两个命令之间使用管道 |操作符将的一个命令的stdout 指向第二个命令的stdin。
Winch operator must ensure that the last joint laid down is no longer on the catwalk and that the catwalk is clear of personnel before slowly lowering the pipe out of the V-door.
气动绞车操作者在慢放钻杆出大门坡道前，要确认猫道上没有钻具和人员。
While operating, the operator carries the back-carrying machine frame and the motor on the back, and holds the sleeve pipe by hand to harvest crops, such as wheat, rice, etc.
工作时操作者把背负机架和发动机背在背上，手握套管收割稻麦等作物。
While operating, the operator carries the back-carrying machine frame and the motor on the back, and holds the sleeve pipe by hand to harvest crops, such as wheat, rice, etc.
工作时操作者把背负机架和发动机背在背上，手握套管收割稻麦等作物。
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