关于挖掘机的操作安全,以下说法正确的是: A. 可以在多机作业的情况下使用所有驾驶员都知道的信号,进行沟通,确保安全作业 B. 挖掘机行走时,不要让人员逗留在挖掘机的周围 C. 在斜坡上斜着横穿或改变方向有引起侧滑、翻车的危险,采取暂时下到平地上迂回等方法安 进行行走 D. 在上坡或下坡时,要把铲斗放在行走的方向,离地约0.2 至0.3 米
【简答题】The only way to reverse the worsening situation seems to be [ A] a policy of gradualism. [ B] sacrifice of public interests. [ C] radical changes of policy. [ D] postponing of drastic actions.
【简答题】For many the only way to enjoy Ireland’s fantastic and breathtaking scenery is to take to the open road on a motoring holiday. It’s true to say that motoring can still be a pleasure on roads so empty ...