1. Work on rainy days must pay attention to the conditions of the road surface, especially in places with particularly thick soil. After heavy rain, the soil is wet and wet, especially slippery. Work in these places must pay attention to the surrounding environment and always pay attention Observe that you can use a small throttle to work when pushing materials. 2. When the small hydraulic wheel excavator is used as a tractor in the rainy season, it must ensure the safety of the excavator. Only when you guarantee your own safety can you rescue others, especially when you are driving on the slope, you must see the road surface clearly. If there are too many It is best to remove the mud first, and if possible, shovel some sand and the like onto the road. This can greatly reduce the skidding of the vehicle. Rescue under the condition of ensuring safety must not be exhausted. 3. Avoid the small wheel excavator being too close to the cliff or the edge of the ditch. I...