深静脉通畅试验
参考答案:
让患者站立,待患肢浅静脉明显充盈时,在大腿上部缚扎一止血带以阻断浅静脉,然后让患者做小腿踢伸运动15~20次(或连续下蹲、起立动作)。
若sinα<0且tanα<0是,则α是______.
______ the rising rent prices in Wuhan can't compare with those in Beijing and Guangzhou, they still
worry current college students. [ ]
A. Even though
B. As though
C. In case
D. As long as