This invention cancels frame of mill self and big frame to fix whole mill, which realizes simply structure, light weight, convenience to operate and change, low cost and symmetric adjust.
本发明取消了轧机本身的框架(牌坊又称小框架)和固定整个轧机的大框架，因此结构简单，重量轻，加工操作及换辊方便，成本低，而且实现了对称调整。
The system consists of concentrating fire alarm device and regional fire alarm device. It is characterized as simply structure, working reliable, function powerful, price cheap and practical.
该系统由集中火灾报警器及区域火灾报警器组成，具有结构简单，工作可靠，功能完善，造价低廉，实用等特点。
The system consists of concentrating fire alarm device and regional fire alarm device. It is characterized as simply structure, working reliable, function powerful, price cheap and practical.
该系统由集中火灾报警器及区域火灾报警器组成，具有结构简单，工作可靠，功能完善，造价低廉，实用等特点。
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