在线观看亚洲视频-久操伊人网-成人亚洲精品-偷拍亚洲精品-美国做爰xxxⅹ性视频-丁香六月婷婷-性生交大片免费视频-一区二区亚洲-新91视频在线观看-日韩高清一区二区-h片在线观看免费-成人激情社区-久久久久色-久久人人爽爽人人爽人人片av-欧美日韩二区三区-爱情岛论语亚洲入口

Crane tyres are important safety parts of cranes. Almost all vehicle driving performance is related to tyres. Therefore, tyre maintenance should be enforced in conjunction with vehicle maintenance. The classification and cycle of tyre maintenance are the same as those of vehicle maintenance, whi

1. Choose the best heavy duty truck tires   First, we need to know how to choose best tires for heavy loads. Compared with car tires, more attention need to be paid to the situations such as the vehicle load and road surface in choosing Heavy truck tyres.   2. Maintain norm

Heavy truck tyres are very important for trucks. Because of the needs in work, the tyres should not only have high wear resistance, flexion resistance, but also have low rolling resistance and heat generation. In the maintaining process every year, the replacement of heavy truck tyres is a large

Heavy truck tyres are the feet of heavy trucks, carrying the weight of the entyre body; it is the only part in contact with the ground, and it is an important part to ensure the safe running of heavy trucks. Sometimes we will use “well-leveraged" to describe the situation that a great

Although the pattern of heavy truck tyres is small, it directly affects the fuel consumption, braking force, driving force, NVH (Noise and Vibration) and other properties of the vehicle. However, a lot of people ignore the importance of choosing the correct tyre pattern in the truck industry.

1. Why are the rear tires of heavy trucks punctured the most? In normal driving, the nail lying flat will rarely puncture the front tyre. However, when the front tyre runs over the nail, it will collide with the nail and make the nail move or jump up. In this way, the probability of air leaka