单项选择题
A.外径；外径 B.内径；内径 C.外径；内径 D.内径；外径
A.股总动脉 B.股浅动脉 C.桡动脉 D.颈总动脉
A.2.8F/2.3F；0.021 B.2.8F/2.3F；0.0165 C.2.3F/1.9F；0.0165 D.2.3F/1.7F；0.015
A.TRULUMEN B.PTFE C.BRITETIP D.MULTI-SEGMENT
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