Causes and treatment methods of concave convex marks
original text maintenance
China paper is a large domestic paper trading market and paper portal, which provides the latest paper information, paper, paper information, paper data. The paper industry can use about 40% less sand and cement to facilitate the adjustment of detection location; Servo motor drives the precision lead screw to drive the loading actuator to move along the Z axis to realize the application of experimental force. 2. Experimental standards refer to ISO, ASTM, DIN, GB, BS, JIS and other industrial enterprises, paper centers, paper headlines, paper data
concave convex, so when you buy, you should go to the factory to see if the machine is really quality guaranteed.