The damage very big degree of grating rule has relational
with the non-proper operation of machine [1:25:37 PM] Tina--Taitian Hydraulic Press: The reason of damage to a great extent is back and forth the high and low friction damage, is both cannot have the friction, must very natural pacing up and down
[1:30:38 PM] Tina--Taitian Hydraulic Press: The grating rule has two some compositions, must some adjust these two in the installment, if the adjustment is not good, is easy to present back and forth the high and low friction damage, in brief is two parts of grating rule cannot have the friction, must very natural pacing up and down
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