stress slackness

During the designation of packer, the dissertation approaches the stress slackness of chip. That optimizes the designation of packer, and guide actual designation and use.
在進(jìn)行木片壓縮打包機設(shè)計的同時，本文還對木片應(yīng)力松弛作了一定的探討，優(yōu)化了打包機的設(shè)計，對木片壓縮打包機的設(shè)計及使用具有實際的指導(dǎo)意義。