求翻译：管壳式换热器是广泛应用于化工、冶金等各工业领域的一种传统换热设备，依据国家标准进行设计制造。根据其结构形式的不同有以下几种形式是什么意思？

Shell and tube heat exchanger is widely used in chemical, metallurgical and other industries of a traditional heat exchanger, designed and manufactured according to national standards. According to the structure There are several different forms

Shell tube heat exchangers are widely used in chemical industry, metallurgy, and other industrial areas of a traditional heat exchange equipment, based on national standards for design and manufacture. According to their structural forms of different in several forms

The shell type heat interchanger is widely applies in the chemical industry, the metallurgy and so on various industries domain one tradition heat exchange equipment, carries on the design manufacture based on the national standards.Has following several forms differently according to its structural

Shell and tube heat exchangers are widely used in chemical industry, metallurgy and other industries a tradition in the field of heat-exchange equipment, based on national standards for design and manufacturing. According to their structure there are several different forms