The VAB is one of the largest buildings in the world.

组装中心是世界上最大型的建筑物之一。

The external tank and solid rocket boosters are waiting in the VAB .

航天飞机外贮箱和火箭推进器就在该中心等待装配。

The rules can be defined as attributes or in the configuration, as VAB allows both.

这些规则可以被定义为属性或在配置中，既可以作为VAB 。

Client side validation: - One of the short comings in VAB is that it does only server side validations.

客户端验证：-在VAB短的缺憾之一是它唯一的服务器端验证。