采用端承桩桩基设计方案,土层坡度≤10%时,勘探点间距宜采用( )的数据。
A.12~24m
B.8~10m
C.25~35m
D.35~40m
参考答案:A
"Well done!" the teacher patted the shoulder of the student, _____ with a smile on his face. [ ]
A. satisfied
B. being satisfied
C. having satisfied
D. satisfying
液力变矩器中导轮是反作用元件,它只对油流起反作用,不能改变转矩大小。