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问题 单项选择题

建筑结构图主要是说明建筑物的（）（）（）结构材料和施工要求等内容。

A.体量、构造、类型

B.材料、构造、体量

C.构造、尺寸、类型

D.数量、类型、构造

答案

参考答案：B

单项选择题

按照我国《钢质海船入级规范》要求，三相四线制的中线电缆截面积是相线的截面积（）。

A．1/2

B．1倍

C．1/4

D．2倍
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单项选择题

DOM is a platform and language- (51) API that allows programs and scripts to dynamically access and update the content, structure and style of WWW documents (currently, definitions for HTML and XML documents are part of the specification). The document can be further processed and the results of that processing can be incorporated back into the presented (52) . DOM is a (53) -based API to documents, which requires the whole document to be represented in (54) while processing it. A simpler alternative to DOM is the event-based SAX, which can be used to process very large (55) documents that do not fit info the memory available for processing.

A．document

B．processor

C．disc

D．memory
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