在流水港风、流相反时靠泊应注意：（）

Ⅰ判断风压和流压对船舶影响的大小

Ⅱ重载船舶应顶流顺风靠泊

Ⅲ压载船舶应顶风顺流靠

A.Ⅰ、Ⅱ

B.Ⅱ、Ⅲ

C.Ⅰ～Ⅲ

D.Ⅰ、Ⅲ

Object-oriented DBMS integrated a variety of (81) data types-such as business procedures, graphics, pictures, voice and annotated text.

Object orientation also makes a (82) to application development efficiency. It makes the data, functions, attributes, and relationships an integral part of the (83) . In this way, objects can be reused and replicated.

Some leading RDBMS vendors support the concept of integrating object management capabilities with their current line of relational products. That capability enable users to the development cycle, since integrity logic and business roles no longer need to be programmed (84) each application.

（81）是（）

A.tool

B.in

C.idea

D.contribution

E.joke

F.short

G.object

H.theoretical

I.extent

J.shorten

K.real-world

L.into