The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the...
未反应四氢呋喃经适当处理后可以回收循环使用。
The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the...
未反应四氢呋喃经适当处理后可以回收循环使用。
Belt grinder adopted a technology of floatable beam, moreover, belt can be tensioned flexibly and the deviation can be adjusted quickly.
磨削机采用了浮动横梁技术,能实现砂带张紧和快速调偏。
Mechanical strength of pipe coating and its thickness of standard paintcoat must be ensured in the pipe coating production lines,two pipes in the course of coating must be flexibly jointed.
管道涂敷生产线要保证管件涂敷层机械强度及标准涂层厚度,两根管子在涂敷过程中要保证顶接,连接处不能有缝隙。
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