被动体位是患者由于疾病的影响,为减轻痛苦而被迫采取的某种姿势。
参考答案:错
△ABC中,AB=AC,∠A=∠C,则∠B=______度.
A chart with a scale of 1:80,000 would fall into the category of a().
A.sailing chart
B.general chart
C.coastal chart
D.harbor chart