CB/T 3883-1999 Factory test method for marine hydraulic jib-crane. 1主题内容与适用范围 CB/T 3883规定船用液日竹架心重机(以...
CB/T 3883-2013 船用液压臂架起重机工厂试验方法
CB/T 3883-2013 Works trial method for marine hydraulic jib-crane. 1范围 CB/T 3883规定了船用液压臂架起重机(以下简称起重机)...