【简答题】Two Englishmen were traveling in France when a policeman stopped their car and gave it a search. He found a bag of white powder, which looked suspicious(可疑的). “Drogue?” asked the policeman who was sen...
【单选题】以下定价法属于成本导向定价法的是
A.
瑞士军刀进货成本是80元,预期利润10元,自己定价90元。
B.
瑞士军刀同类型其他店铺普遍卖90-110元,自己定价80元。
C.
瑞士军刀同类型号其他店铺普卖90-110元,自己定价98.9元
【简答题】有如下代码: var arr1=new Array(); arr1[0]="YRH"; arr1[2]="World"; len=arr1.length; 变量len的值是:
【单选题】患者,女,26岁,因自幼心脏杂音就诊。胸片提示肺血增多;心脏超声示室间隔膜部失回声,肺动脉收缩压升高。初步诊断为先天性室间隔膜部缺损。请问该患者的缺损部位主要与以下哪些结构发育异常有关?