Increased gradeability reduces travel speeds asphalt surfaces.提升爬坡能力会相对减低行走速度.The gradeability of full - wheel driving vibratory rollers is related its power, and restricted by cohesive factor.全液压振动压路机的爬坡能力与动力有关系, 并受到附着系...
I was sorry he had left, although I soon developed a productive relationship with his successors.虽然我很快就和他的继任者建立了良好的关系，但是我仍然对他的离开感到遗憾。His successors, however, were too weak to contain the Vikings.但是, 他的继承者们因太软弱而无力遏制海盗.He ...
The hallowed portals of academe were slowly and grudgingly opening to women.大学神圣的大门缓慢又勉强地向女性敞开。The theorists from academe, we found, were wrestling with the same concerns.我们发现, 学院里的理论家们也正在为同样的问题而苦思冥索着.At present, researc...