医师在执业活动中享有的权利A．宣传普及卫生保健知识 B．尊重患者隐私权 C．人格尊严

PowerBuilder是一个（ ）。

A．用于系统实现阶段的开发工具

B．用于系统详细调查阶段的开发工具

C．用于系统逻辑设计阶段的开发工具

D．用于系统可行性研究阶段的开发工具

神经型食物中毒

氯化聚乙烯防水卷材外观质量要求与聚氯乙烯防水卷材的外观质量要求相同。( )

A bond is needed when the bill of lading cannot be availed of the time of entry of the im- ported commodities. What does the sentence mean.（）

A. A bond is needed when the bill of lading is unavailable when the goods arrive at the destination.

B. A bond is needed when the bill of lading arrives at the port of destination.

C. A bond is not needed when the goods arrive at the destination.

D. A bond is needed when the goods arrive at the destination if there is no bill of lading at all.

什么是错油门的过封度？它对迟缓率有何影响？