求翻译：随着我国工业的不断发展，对能源利用、开发的合理性与有效性的要求不断提高，因此对换热器性能要求也日益加强。管壳式换热器是石油、化工、动力、食品和医药等行业广泛采用的工艺设备。是什么意思？

With the continuous development of China's industrial energy use, development and effectiveness requirements continue to increase, therefore increasing the heat exchanger performance requirements. Shell and tube heat exchangers, process equipment is widely used in petroleum, chemical, power, food an

Along with the country's industrial, continuous development of the use of energy, the development of the rationality and efficiency requirements increase, so the heat exchanger performance requirements are also increasing. Shell-and-tube heat exchangers, oil, chemical, power, food and pharmaceutical

Along with our country industry unceasing development, to the energy use, the development rationality and the valid request enhances unceasingly, therefore also day by day strengthens to the heat interchanger performance requirement.The shell type heat interchanger is the process unit which professi

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正在翻译，请等待...