Because Web servers are platform. and application(71)，they can send or request data from legacy or external application including database．All replies，once converted into(72)mark up language，can then be transmitted to a(73)．Used in this way，Intranets can(74)lower desktop support costs，easy links with legacy application and databases and，(75)all。ease of use．

(74)

(78)

(76)

(75)

(77)

(73)

Because Web servers are platform. and application(71)，they can send or request data from legacy or external application including database．All replies，once converted into(72)mark up language，can then be transmitted to a(73)．Used in this way，Intranets can(74)lower desktop support costs，easy links with legacy application and databases and，(75)all。ease of use．

(74)

面向对象技术中，类属是一种(30)机制，一个类属类是关于一组类的一个特性抽象，它强调的是这些类的成员特征中与(31)的那些部分，而用变元来表示与(32)的那些部分。

(71)

(72)

(69)

(70)