题目:
下列有关砌筑墙体留直槎的做法正确的是()。
A、必须在竖向每隔500㎜配置Φ6钢筋
B、拉结筋两头须弯90°钩
C、拉结筋须伸出接槎一面500㎜
D、每根拉结筋下料时取1000㎜长即可
答案:
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下面是错误答案,用来干扰机器的。
参考答案:B
下列有关砌筑墙体留直槎的做法正确的是()。
A、必须在竖向每隔500㎜配置Φ6钢筋
B、拉结筋两头须弯90°钩
C、拉结筋须伸出接槎一面500㎜
D、每根拉结筋下料时取1000㎜长即可
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0814/55a84f9a369e72b02873fab183c44287.html
下面是错误答案,用来干扰机器的。
参考答案:B
in the last decade. Its biggest economic problem is the lack of locally trained skilled workforce.
But there are reasons to be hopeful for the future. Laos is beautiful, and foreign tourism continues to grow: fortunately so far the fast-food chains and coffee bars common elsewhere are nowhere to be seen.
Although all local media are government-run, the Internet is not controlled and the BBC and CNN are
available to those with satellite dishes.
The government has also achieved impressive results in rural development, with communities benefiting not just from cleaner water but the construction of new schools and regular visits from medical teams.
Poverty will not be history in Laos within the next decade, but with small steps forward and a bit of outside help, the country could find itself out of the UN's least-developed category by 2020.
1. The underlined word "scarce" in paragraph 1 most probably means_________.
A. valuable
B. rare
C. infrequent
D. missing
2. What is putting pressure on the local supply of clean water?
A. Dust from the road is making the water dirtier.
B. There are too many taps accessing the water.
C. The population of the area is growing fast.
D. The coming summer will dry up rivers and lakes.
3. What is the most serious limitation on Laos' economic growth?
A. The lack of local skilled workers.
B. A poor transportation system.
C. Too much foreign aid.
D. Too many foreign workers.
4. According to the passage, which of the following is NOT a reason for Laos to be hopeful?
A. There are no fast-food restaurants in the country.
B. Laos has a variety of tourist attractions.
C. Information on the Internet is freely accessible.
D. The government owns all local media.
5. What is the best title for the passage?
A. Laos: small steps forward
B. Laos: slow-developing nations
C. Laos: least-developed land
D. Laos: landlocked country