皮皮学，免费搜题
登录
搜题
【简答题】
用高强度等级水泥配制低强度等级混凝土时，如果混凝土的强度刚好能得到保证，但混凝土的耐久性不易保证。
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
【单选题】The founders of the Chicago school of sociology, Robert Park and Ernest Burgess, attempted to develop a dynamic model of the city, one that would account not only for the expansion of cities in terms ...
A.
Use of the land in natural areas follows a consistent pattern but is generally unplanned.
B.
People living in natural areas tend to have much in common.
C.
Natural areas are usually protected from 'invasion' by people in other areas.
D.
Natural areas are an important basic component of the model Park and Burgess developed.
【多选题】Currently, roads are often congested, which is expensive in terms of delays. It is claimed that building more roads, or widening existing ones, would ease the congestion. But not only is the cost of s...
A.
is costly
B.
increases congestion
C.
causes extra traffic
D.
reduces the waste of land
【简答题】Directions: The following is a list of special terms about real estate (房地产) . After reading it, you are required to find the items equivalent to those given in Chinese in the table below. A—floor are...
【简答题】Deserts stir the human imagination. They occupy nearly one-sh of the world's land suce area, but carry only four percent of the human population. The immense spaces of the desert have inspired...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
