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ye ya you guan jie tou de gai zhuang
Pages: 36
Year: 1978
Issue:
1
Journal: Farm Machinery
Keyword: 升降机构; 油缸; 挂一; 节分; 挡圈; 牙台; 油封; 卡簧;
Abstract: <正> 我们现在用的液压升降机构,每摘挂一次农具,管路和油缸中的机油流在地上很多,有时摘挂一次流失机油一公斤多,日积月累,浪费数字是惊人的。为此,我们经过反复试验,并吸取其它单位的经验,成
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