银行市场细分策略，即通过市场细分选择目标市场的具体对策，主要包括（）。 ["集中策略和利益导向策略","集中策略和差异性策略","客户导向和差异性策略","客户导向策略和利益导向策略"]
You are the administrator of a Windows 2000 Professional network that has 1500 Windows 2000 Professional computers. Microsoft Office 2000 was installed to all the computers over the network by using Group Policy Object. You deploy an Office 2000 service release to all the Windows 2000 Professional computers on the network. The service release in addition to other software that had been assigned fails to install on only one of the computer. What should you do？（） ["Re-deploy the service release by using a .ZAP file. ","Re-deploy the service release by using a .MST file. ","Restart windows installer on the domain controller. ","Restart windows installer on the computer that failed to install the service release. ","Restart Windows installer and use an .MSP file.&e"]
现浇钢筋混凝土池壁板浇筑时，在池壁的垂直方向分层浇筑，每层厚度不宜超过（）。 ["40cm","45cm","50cm","55cm"]
EPC第53条（b）规定是什么？
（）情况下段落文本无法转换成美术文本 ["文本被设置了间距","运用了交互式封套","文本被填色","文本中有英文"]
关于遗传变异进化动力的假说。
