原尿中的[HCO-3]、葡萄糖等被重吸收的主要部位是()
A.远曲小管
B.近曲小管
C.集合管
D.髓襻降支
E.髓襻升支
参考答案:B
—IsTomin the next room?
—Well,it’s hard tosay.ButIheardhim loudly whenIpassed by justnow.
A.speak
B.tospeak
C.spoken
D.speaking
双曲线的离心率为,则此双曲线的渐近线方程为().