滑移系

题型:问答题

问题:

滑移系

考点:普通考研08工学(北京科技大学)材料科学基础真题2004年
题型:问答题

蒸汽发生器压控阀全开而蒸汽发生器压力仍然超高,此时宜通过()来控制蒸汽发生器压力在正常范围内。

A、降低蒸汽发生器液位

B、降低反应负荷

C、降低反应温度

D、自产蒸汽少量放空

题型:问答题

通过现金流分析估计商业银行的流动性需求,商业银行未来时段内的流动性头寸等于()加总。(1)新贷款净增值的预测值(2)存款净流量的预测值(3)其他资产净流量预测值(4)其他负债净流量预测值(5)期初的"剩余"或"赤字"

A.(1)、(2)

B.(1)、(2)、(3)

C.(1)、(2)、(5)

D.(1)、(2)、(3)、(4)、(5)

题型:问答题

It is not my contention that chemical insecticides must never be used. I do contend that we have put poisonous and biologically potent chemicals indiscriminately into the hands of persons largely or wholly ignorant of their potentials for harm. We have subjected enormous numbers of people to contact with these poisons, without their consent and often without their knowledge. If the Bill of Rights contains no guarantee that a citizen shall be secure against lethal poisons distributed either by private individuals or by public officials, it is surely only because our forefathers, despite their considerable wisdom and foresight, could conceive of no such problem. I contend, furthermore, that we have allowed these chemicals to be used with little or no advance investigation of their effect on soil, water, wildlife and man himself. Future generations are unlikely to condone our lack of prudent concern for the integrity of the natural world that supports all life. There is still very limited awareness of the nature of the threat. This is an era of specialists, each of whom sees his own problem and is unaware of or intolerant of the larger frame into which it fits. It is also an era dominated by industry, in which the right to make a dollar at whatever cost is seldom challenged. When the public protests, confronted with some obvious evidence of damaging results of pesticide applications, it is fed little tranquilizing pills of half truth. We urgently need an end to these false assurances, to the sugar coating of unpalatable facts. It is the public that is being asked to assume the risks that the insect controllers calculate. The public must decide whether it wishes to continue on the present road, and it can do so only when in full possession of the facts. In the words of Jean Rostand, "The obligation to endure gives us the right to know."

题型:问答题

在数据库的体系结构中,数据库存储的改变会引起内模式的改变。为使数据库的模式保持不变;而且不必修改应用程序,必须通过改变模式与内模式之间的映象来实现。这样,使数据库具有 ______。

题型:问答题

为准确反映自身的财务状况,商业银行对部分存款的利息要按规定进行计提。大华银行XX支行于今年6月末计提了某一类定期存款第二季度的应付利息,并按规定进行了相应的会计账务处理。

在计提应付利息实际支付时,正确的会计处理是( )。

A.借记“应付利息”科目,贷记“利息支出”科目

B.借记“利息支出”科目,贷记“应付利息”科目

C.借记“应付利息”科目,贷记“现金”或“活期存款”科目

D.借记“活期存款”科目,贷记“应付利息”科目

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