In navigation the abbreviation “DF” refers

搜题请搜索小程序“爱下问搜题”

问题单项选择题

In navigation the abbreviation “DF” refers to（）.

A.Deep Flood

B.Direction Finder

C.Double Freeboard

D.Dangerous Fertilizer

答案

参考答案：B

选择题

Our neighbor has __________ ours.

A．as a big house as

B．as big a house as

C．the same big house as

D．a house the same big as

单项选择题

从软件的开发到运行的全过程，软件文档的重要作用是众所周知的，但执行时差距很大，其根本原因是( )。

A．文档规范程度低

B．工程化程度尚低

C．文档生成工具差

D．开发者缺乏重视