SD(Schiller-Duvel)小体见于（　）

The full title of the U.K. is the United Kingdom of （）and （）

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组织和细胞培养(tissue-and-cell-culture)

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APUD瘤(amine precursor uptake and decarboxylation tumor)

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public and private colleges and universities and community colleges offer（）.

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（）is used for calling and replying,and for transmitting acknowleding and relaying distress alerts.

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The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, （）, and kin term.

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SD数据库常用字段中“TITLE-ABSTR-KEY”字段是表示：（）

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Solid waste generation，and electricity and water consumption are costly and have their own set of environmental（）.

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Whose duty is it to examine and verify the vessel’s classification and technical state and condition?（）.

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