皮皮学，免费搜题
登录
搜题
【单选题】
（ ）是扑救、控制建筑物初期火灾的最为有效的自救灭火设施之一，是应用最为广泛、用量最大的自动灭火系统。A.
水喷雾灭火系统
B.
自动喷水灭火系统
C.
气体灭火系统
D.
泡沫灭火系统
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】Part A Suppose you are to exchange houses with a friend named Zhang Yah from another city for the Spring Festival. Leave a note to say where to find things and how to feed your cat. You should write a...
【单选题】听力原文：W: I suppose the traffic in the city is heavy at the end of the day when people are leaving the city for homes. M: Yes. The worst time is between six and seven. It sometimes takes me forty minute...
A.
Forty minutes.
B.
Twenty minutes.
C.
Eighty minutes.
D.
Seventy minutes.
【单选题】New York is one of ____ in the world.
A.
the large city
B.
the largest cities.
C.
the largest city
【简答题】题4.7设计一个代码转换电路,输入为4位二进制代码,输出为4位格雷码。可以采用各种逻辑功能的门电路来实现。4位格雷码见《数字电子技术基础》中第1.5节的表1.5.2.
【简答题】佛经的证信序部分,通常包括六个要素,即:信、____、____、主、处、众.
【简答题】在电子显微镜下观察,核膜是一层薄膜。____
【单选题】One City, Two Visions Experts differ in method, but agree that people make a city prosper. What should be the next step after a city has become a domestic success in almost every field? 'Have more int...
A.
Y
B.
N
C.
NG
相关题目：
参考解析：
知识点：
题目纠错 0
发布
