LTE中，TDD模式的峰值速率最多大约是FDD模式的多少？（）A.50% B.60

下列关于GB2312—80汉字内码的说法，正确的是______。

A．每个汉字内码的长度随其笔画的多少而变化的

B．汉字的内码与它的区位码相同

C．汉字的内码一定无重码

D．使用内码便于打印

根据注册会计师审计的职业道德要求， ______是对审计独立，生、参与性、权威性和客观性的保证。

Password is a(n) (1) series of characters that enables a user (2) a file, computer or program. On multi - user systems, (3) user must enter his or her password (4) the computer will respond to commands. The password helps ensure that unauthorized users do not access the computer. In addition, data files and programs may require a password.

Ideally, the password should be something (5) could guess. In practice, most people choose a password that is easy to remember, such as their name or their initials. This is one reason it is relatively easy to break into most computer system.

1（）

A．obvious

B．secret

C．important

D．easy

在钢轨与混凝土轨枕之间加木垫板厚度应采用10~15mm。

资本主义经济危机产生的根源是（）。

A．生产的分散化和资本主义国家垄断之问的矛盾

B．市场配置资源和资本主义国家垄断之间的矛盾

C．市场经济发展与政府管理方式之间的矛盾

D．生产的社会化和生产资料私人资本主义占有形式之间的矛盾