下面关于软切换的说法（）不正确的。A、发生在相同或者不同CDMA载频内不同基站的扇区

某工业企业为增值税一般纳税人，其主要生产销售各种型号发电机组。2011年9月的有关资料如下：（1）本月发出7月份以预收贷款方式销售给某机电设备销售公司的发电机组3台，每台不含税售价30000元，另向购买方收取装卸费3510元。（2）企业采取分期收款方式销售给某单位大型发电机组1台，开具普通发票，金额为245700元。书面合同规定9月、10月、11月三个月每月付款81900元。（3）委托某商场代销10台小型发电机组，协议规定，商场按每台含税售价25000元对外销售，并按该价格与企业结算，手续费按每台500元计算，在结算货款时抵扣。产品已发给商场，商场本月无销售。（4）为本企业专门自制发电机组1台，本月移送并开始安装。该设备账面成本为35000元，无同类型产品销售价。（5）外购原材料—批，增值税专用发票上注明的进项税额为2000元，货款已经支付，材料已验收入库。（6）外购原材料一批，关税完税价折合人民币120000元，假设进口关税税率为50%；另外从报关地运到企业，支付运费5000元、建设基金100元、装卸费500元，取得运费发票。原材料已验收入库。已知取得的作为增值税扣除依据的相关凭证均在本月已认证并申报抵扣。根据上述资料，回答下列问题：

该企业采取分期收款方式销售发电机组的销项税额是（）元。

A.11900

B.13923

C.35700

D.41769

对外界抵抗力最强的细菌结构是（）。

A.核质

B.细胞壁

C.芽胞

D.荚膜

E.细胞膜

凝结水中加氨起什么作用？

常用的心轴有哪几种各适用于什么场合

Extreme Programming (XP) is a discipline of sofiware development with (1) of simplicity,communication, feedback and cuurage. Successful software development is a team effort - not just the development team, but the larger team consisting of customer, management and developers. XP is a simple process that brings these people together and helps them to success together. XP is aimed primarily at object-oriented projects using teams of a dozen or fewer programmers in one location. The principles of XP apply to any (2) project that needs to deliver quality software rapidly and flexibly. An XP project needs a (3) customer to provide guidance. Customers, programmers, managers, are all working (4) to build the system that's needed, Customers - those who have software that needs to be developed - will learn simple, effective way to (5) what they need, to be sure that they are getting what they need, and to steer the project to success.

空白（1）处应选择（）

A.importance

B.keys

C.roles

D.values