Five or more short blasts on a vessel’s whistle indicates that she is（）.

Five or more short blasts on a vessel’s whistle indicates that she is（）.

设a=5，b=4，c=3，d=2，则表达式3＞2术b Or a=c And b＜＞c Or c＞d的值是

设a=5，b=4，c=3，d=2，下列表达式的值是 3＞2*b Or a=c And b＜＞C Or c＞d

设a=5，b=4，c=3，d=2，下列表达式的值是( )。 3＞2*b Or a=c And b＜＞c Or c＞d

设a=2，b=3，c=4，d=5，下列表达式的值是（ ）。 3>2*b Or a=c And bc Or ba+c

设a=′′a′′，b=′′b′′，c=′′c′′，d=′′d′′，执行语句x=IIf（（ad），′′A′′，′′B′′）后，x的值为（　　）。

Project（71）is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

● Project（71）is an uncertain event or condition that, if it occurs, has a positive or a negative effect on at least one project objective, such as time, cost, scope, or quality.（71）

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.