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大连通华建材机械设备厂研制成功的2种新型真空挤砖机,不久前在沈阳市通过鉴定。 这两种真空挤砖机为:JZK50/50-15和JZK45/45-15型。该机设计先进合理,采
The two new types of vacuum brick extruders successfully developed by Datong Hua Building Materials Machinery and Equipment Factory were recently certified in Shenyang City. The two types of vacuum blockers are: JZK50/50-15 and JZK45/45-15. The aircraft design is advanced and reasonable.