A.静脉的动脉化障碍导致不能提供充分透析需要的血流量
B.比腕部手术困难,更容易引起水肿
C.成熟时间长,需要1-4个月后才能使用
D.在某些患者,静脉穿刺比动静脉移植物穿刺困难
A.character
B.weaknesses
C.tendency
D.significance
A.default character set utf8
B.use utf8
C.default collate utf8_general_ci
D.show character set utf8
A.giant
B.grinder
C.sponsor
D.character
A.that
B.for
C.and
D.to
A、take expectation to
B、take expiration to
C、take exception to
D、take exportation to