[Civil Engineering Version] Daily Question 20180103
Thread Content
Which of the following statements about asphalt mixtures are correct? ( ) A. Asphalt mixture is a composite material composed of asphalt, coarse aggregate, fine aggregate, mineral powder, and additives.B. The suspension-compact structure has a very low density and poor high-temperature stability.
C. The suspension-compact structure has a small internal friction angle φ and high cohesion c.
D. The skeleton-hole structure has a large internal friction angle φ but lower cohesion c.
E. The skeleton-compact structure not only has a large friction angle φ but also high cohesion c. Correct answers: ACDE
The correct statements about asphalt mixtures are (ACDE). A. Asphalt mixture is a composite material composed of asphalt, coarse aggregate, fine aggregate, mineral powder, and additives.
B. The suspended-compact structure has a very low density and poor stability at high temperatures.
C. The suspended-compact structure has a small internal friction angle φ and high cohesion c.
D. The skeleton-hole structure has a large internal friction angle φ but lower cohesion c.
E. The skeleton-compact structure not only has a large friction angle φ but also high cohesion c
B. The suspended-compact structure has a very low density and poor stability at high temperatures.
C. The suspended-compact structure has a small internal friction angle φ and high cohesion c.
D. The skeleton-hole structure has a large internal friction angle φ but lower cohesion c.
E. The skeleton-compact structure not only has a large friction angle φ but also high cohesion c
A. Asphalt mixture is a composite material composed of asphalt, coarse aggregate, fine aggregate, mineral powder, and additives. C. The internal friction angle φ of the suspended-dense structure is small, with high cohesion c. D. The internal friction angle φ of the skeleton-void structure is large, but the cohesion c is low