This feature is implemented using the popen system call, which allows one process to open a pipe to another process, either for output or input. In this case we open a pipe to the command.
这一特性是用popen系统调用实现的，该系统调用允许一个进程打开到另一个进程的管道，将管道用于输出或输入。
In this paper, focus on vibrating problem of floor during one sedan development, the author finds out the reason lies to exhaust pipe system by road test and modal test.
针对某轿车开发过程中的地板振动问题，通过道路试验和模态试验，发现排气管的振动对地板振动影响很大，是地板振动的主要原因。
Elbow is one of parts in the system of main steam pipe which is easy to damage.
弯管是火力发电厂主蒸汽管道系统中较易损坏的部件之一。
The system consists of two air blowers (one of them as a common spare), air piping and grid distribution pipe.
这个系统包括两个送风机（其中一个备用）、空气管和氧化空气分布管。
Water supply system is a complicatedly dynamic nonlinear system, it is difficult to simulate by using one or several explicit functions in pipe networks.
由于供水系统是非常复杂的动态非线性系统，在实际管网的运行中，很难以一个或几个统一的显式函数关系描述管网的工况。
One example is the Sixth Element T1 Power Chip, which is fitted onto the water pipe of the car's radiator system.
其中一个例子就是第六种元素T1功率芯片，这是安装在水里管的车的散热系统。
Pipe routing in PDMS has always been one of the major strengths of the system, as you will discover in this module.
管道建模在PDMS中一直是系统中最强大的功能之一，它最大可能地避免了设计错误的产生。
One was "Bully" McGuire, whose system of sport required the use of a strong arm and the misuse of an eight-inch piece of lead pipe.
其中一个是“土霸”麦圭尔，他强壮的手臂和他那八英寸的铅制管子是他的常用工具。
There are mainly two problems caused by long pipes in load sensing system. One is the stability of load sensing variable displacement pump and another is the response lag of feedback pipe.
从中发现了长管道给负载敏感系统所带来的两个主要问题，即负载敏感变量泵的稳定性问题和反馈油路响应滞后问题，从而确定了本文的理论研究方向。
This article is to offer the hydraulic calculation method of indoor non-sanitary fixtures to one horizontal and one or more vertical closed arcuit water supply pipe system through examples.
本文通过例题介绍室内卫生器具非对称布置的水平单环、竖向单环和竖向多环三种给水管网的水力计算方法。
Nano anti -fouling coating is one of efficient measures for solving pipe fouling problem in the urban untreated sewage cooling and heating source system.
采用新型纳米抗垢涂料是解决城市原生污水冷热源系统污垢的有效措施之一。
To achieve the best irrigation system, the ES can try several pipe planning schemes for each irrigation system, and select the best one as the final scheme, thus the optimization is accomplished.
另外，为获得最优的灌溉系统，本专家系统对每个灌溉系统均考虑了多种管道布置方案，可进行多种方案的优选，实现了优中选优。
On basis of CAD and CAPP, we research and develop one set of design program system for welded pipe roller. This paper introduce us function and parameter design method of program system.
基于计算机辅助设计（CAD）与计算机辅助工艺设计（C APP）开发了一种焊管轧辊设计系统。
The condition of resonance oscillation for pipe-one-end-closed system was analyzed on theory, and an example was gived to analyze it.
本文从理论上分析闭端管路系统发生谐振的条件，并给出了实例分析。
Two rubber pipes are attached to the water storage tank. One pipe lets water flow into the system. The other lets water flow out.
两根塑料管接在储水箱上，一根管子用来让水流入，一根用来导出水。
Regulating regimes of metered heating system are analyzed by means of computer simulation. This paper gives the control mode of consumer heat inlet that applies to one-pipe cross-over heating system.
通过计算机模拟分析了计量供热系统的调节工况，给出了适用于单管跨越式供热系统的热力入口控制方式。
Based on the characteristics of one-pipe-series-loop heating system, the individual metering charge using heat-time meter for one-pipe-series-loop heating system is presented.
针对垂直单管式供暖系统的特点，提出采用热时表实现垂直单管式供暖系统分户计量收费。
Based on the characteristics of one-pipe-series-loop heating system, the individual metering charge using heat-time meter for one-pipe-series-loop heating system is presented.
提出适用于垂直单管顺序式供暖系统的流量温度系数热计量方法，介绍了工作原理和特点。
Based on the characteristics of one-pipe-series-loop heating system, the individual metering charge using heat-time meter for one-pipe-series-loop heating system is presented.
提出适用于垂直单管顺序式供暖系统的流量温度系数热计量方法，介绍了工作原理和特点。
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