丙肝治疗后疗效评价指标是 A: SVR B: DAA C: RBV D: INF E: PR

制定公司层战略的思维模式可以被划分为两种（） A: MBV，DBV B: MBV，RBV C: MBV，EBV D: MBV，PBV

某消费者消费商品1和商品2.他认为两单位商品1总是与3单位商品2完全替代。以下哪个效用函数无法表示此消费者的偏好？ 未知类型：{'options': ['[tex=11.571x1.357]xPS6xcdM/cw8UoadH4Fqrsc5FR83OCDs5D8713LxuOmVJpuDx9pl3OgxYIw79jyeklQsqwxE6vaxuMGTY5fYBg==[/tex]', '[tex=12.857x1.5]xPS6xcdM/cw8UoadH4FqrjpLbdu2mNBRROfwum7eNFEYq4blQbQinIYLpbe8LJLnULmANvnJqbgywIl9dX2lKkoV4HnmZL66J/1rbv/U8Rs=[/tex]', '[tex=11.286x1.357]xPS6xcdM/cw8UoadH4Fqrt3Mrils4FThakwR5R8/VpJ/CBMFo55RSK8v0ZVARr9UnpNa+PA8JfjFKxB0KavXJFLzGGLUlYzU8tHB3XX7Ipo=[/tex]', '[tex=13.071x1.357]3BV1qVohgaT3gYdHfl6aUcMhFyDPf40F503I73azjVD+2+YVxIC7x5NpQvN9dCrvPggphgCqmUP7IjbPZ20viQ==[/tex]', '至少以上答案中有两个无法表示该消费者的偏好'], 'type': 102}

某代偿期丙肝肝硬化患者HCV基因型为2a型，既往曾采用PR治疗但应答不佳，若需再次治疗，下列哪种治疗方案正确：() A: SOF/LDV(Sofosbuvir+ledipasvir)疗程12周 B: SOF(Sofosbuvir)+RBV疗程12周 C: SOF+PR疗程12周 D: OBV/PTV/r+Dasabuvir疗程12周

for i in range(b.max_row): for j in range(b.max_column): print(b.cell(row=i,column=j).value)上面语句运行的结果是：__________。 A: 1 1 1 1 1 1 1 1 1 1 B: 1111111111 C: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 D: 出现异常

【单选题】CDMA通信的基站,假定基站A的码片序列是+1 +1 +1 -1 -1 +1 -1 -1,基站发射bit为101时,实际发射的信号是 A. +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 –1 –1 –1 +1 +1 –1 +1 +1 B. +1 +1 +1 -1 -1 +1 -1 -1 –1 –1 –1 +1 +1 –1 +1 +1 +1 +1 +1 -1 -1 +1 -1 -1 C. +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 D. –1 –1 –1 +1 +1 –1 +1 +1 –1 –1 –1 +1 +1 –1 +1 +1 –1 –1 –1 +1 +1 –1 +1 +1

for i in range(1,11): for j in range(1,11): b.cell(row=i,column=j).value=1 #b是一个工作表对象for i in range(1,11): for j in range(1,11): print(b.cell(row=i,column=j).value,end=" ") print()上面程序代码运行的结果是（）。 A: 1 B: 1 1 1 1 1 1 1 1 1 1 C: 1111111111 D: 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1

下列哪个码片序列不能用于CDMA通信 A: ( -1 -1 -1 +1 +1 -1 +1 +1 ) B: ( -1 -1 +1 -1 +1 +1 +1 -1 ) C: ( -1 +1 -1 +1 +1 -1 -1 -1 ) D: ( -1 +1 -1 -1 -1 -1 +1 -1 )

请仔细观察下面行列式的计算过程，如果四个等号都理解了，请选择A，否则请选择B。 | a 1 1 1 1 | |a＋4 a＋4 a＋4 a＋4 a＋4| | 1 a 1 1 1 | | 1 a 1 1 1 | | 1 1 a 1 1 |= | 1 1 a 1 1 | | 1 1 1 a 1 | | 1 1 1 a 1 | | 1 1 1 1 a | | 1 1 1 1 a | | 1 1 1 1 1 | | 1 a 1 1 1 | =(a＋4) | 1 1 a 1 1 | | 1 1 1 a 1 | | 1 1 1 1 a | | 1 1 1 1 1 | | 0 a–1 0 0 0 | =(a＋4) | 0 0 a–1 0 0 | | 0 0 0 a–1 0 | | 0 0 0 0 a–1 | =(a＋4)(a–1)^4

共有4个站进行码分多址通信。4个站的码片序列为：a：（-1 -1 -1 +1 +1 -1 +1 +1） b：（-1 -1 +1 -1 +1 +1 +1 -1） c：（-1 +1 -1 +1 +1 +1 -1 -1） d：（-1 +1 -1 -1 -1 -1 +1 -1） 现收到这样的码片序列：（-1 +1 -3 +1 -1 -3 +1 +1），则（ ）发送1。