【判断题】操作员权限的管理包括操作员权限的增加、修改、删除等操作。
【单选题】下列关于设置操作员权限的说法中不正确的是( )。
【简答题】The versatility of motor carriers is made possible in that they can transport products of ____________ and weight over any distance。
【单选题】Motor-freight carriers are less advantageous for the transport of bulky, low-value goods.
【单选题】下列关于设置操作员权限的说法,不正确的是( )。
【简答题】Loss and damage ratios for motor carriers are substantially lower than for rail and are slightly higher than for ____________
【简答题】Motor carriers are flexible in that they can offer _______________ service between almost any origin-destination combination。