【单选题】Ben later went to the 12 of his class. When he finished high school, he went to Yale University and at last became one of the best doctors in the United States. After Ben grew up, he 13 something abou...
【简答题】The average damage load of the dry specimen is 360kN, and that of saturated specimen is 325kN. Please calculate and answer: (1)the softening coefficient. (2)Is this material suitable for using in unde...
【简答题】1 For the given failure suce , determine the factor of safety in terms of total stress for the slope detailed in Figure 1 . The unit weight for both soils is 19 kN/m 3 . The characteristic undraine...
【简答题】In the figure below, the set pressure of the relief valve is 5MPa, the set pressure of the pressure reducing valve is 2.5MPa, and the piston area of the cylinder is 50cm 2 . When the load is 0kN, 7.5k...