多媒体技术中的“媒体”是指磁盘、磁带、光盘、半导体存储器等。
多媒体的集成性仅仅体现在多媒体信息方面的集成。
The damage to a vessel is over $25，000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?（） The Master of the vessel。 The Radio Officer。 The Chief Officer。 All of the above。
营业期不一致的条件下，应以净现值为标准选择项目投资方案。（）
The consistent winds blowing from the horse latitudes to the doldrums are called the（）. prevailing westerlies。 polar easterlies。 trade winds。 roaring fortie。
The water level in the gauge glass when a boiler is operating is （） when the boiler is shut down.
