为便于管道设计、施工单位选用和生产厂家制造,国家制定了统一的标准,对于有缝钢管、铸铁

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问题:

为便于管道设计、施工单位选用和生产厂家制造,国家制定了统一的标准,对于有缝钢管、铸铁管、混凝土管,管径采用通用的()。

A.管道实际内径

B.公称直径

C.管道外径

D.管道外径乘壁厚

考点:施工员专业基础知识专业基础知识题库
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根据FIDIC《施工合同条件》的约定,在施工过程中发生了一个有经验的承包商也无法预见的地质条件变化,导致工程延误和费用增加,则承包商可索赔( )。

A.工期、成本和利润

B.工期、成本,不能索赔利润

C.成本、利润,不能索赔工期

D.工期,不能索赔成本和利润

题型:单项选择题

久病小便频数,色清量多,夜间明显者多因()

A.膀胱湿热

B.热盛伤津

C.中气下陷

D.久病肾虚

E.以上都不是

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在中国,保留古建筑最多的一个省份是江西。

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Weak dollar or no, $ 46,000-the price for a single year of undergraduate instruction amid the red brick of Harvard Yard-is (1) But nowadays cost is (2) barrier to entry at many of America’s best universities. Formidable financial-assistance policies have (3) fees or slashed them deeply for needy students. And last month Harvard announced a new plan designed to (4) the sticker-shock for undergraduates from middle and even upper-income families too.

Since then, other rich American universities have unveiled (5) initiatives. Yale, Harvard’s bitterest (6) , revealed its plans on January 14th. Students whose families make (7) than $60,000 a year will pay nothing at all. Families earning up to $ 200,000 a year will have to pay an average of 10% of their incomes. The university will (8) its financial- assistance budget by 43%, to over $ 80m.

Harvard will have a similar arrangement for families making up to $180,000. That makes the price of going to Harvard or Yale (9) to attending a state-run university for middle-and upper-income students. The universities will also not require any student to take out (10) to pay for their (11) , a policy introduced by Princeton in 2001 and by the University of Pennsylvania just after Harvard’s (12) . No applicant who gains admission, officials say, should feel (13) to go elsewhere because he or she can’t afford the fees.

None of that is quite as altruistic as it sounds. Harvard and Yale are, after all, now likely to lure more students away from previously (14) options, particularly state-run universities, (15) their already impressive admissions figures and reputations.

The schemes also provide a (16) for structuring university fees in which high prices for rich students help offset modest prices for poorer ones and families are less (17) on federal grants and government-backed loans.

Less wealthy private colleges whose fees are high will not be able to (18) Harvard or Yale easily. But America’s state-run universities, which have traditionally kept their fees low and stable, might well try a differentiated (19) scheme as they raise cash to compete academically with their private (20) . Indeed, the University of California system has already started to implement a sliding-fee scale.

16()

A.chance

B.model

C.disposition

D.location

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涡喷13F发动机高压转子最大转速限制器是如何限制N2不超过最大允许值的?

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