某温度下,2L密闭容器中加入4molA和2molB发生反应:3A(g)+2B(g

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问题:

某温度下,2L密闭容器中加入4mol A和2mol B发生反应:3A(g)+2B(g)

4C(l)+2D(g).平衡时测得n(C)=1.6mol.下列说法正确的是(  )

A.反应的化学平衡常数表为K=

c4(c)c2D
C3(A)C2(B)

B.增大压强,平衡右移,K平衡增大

C.B的平衡转化率是40%

D.其他条件不变,向平衡体系中加入少量C,υ、υ均增大

考点:化学平衡常数化学平衡的有关计算
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制动不足时()或管路、加力泵有漏气现象可能造成的。

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双氯芬酸()

A.口服吸收迅速,2~3小时血药浓度达峰值,与血浆蛋白高度结合(97%)的药物

B.自肾脏排泄较慢,半衰期长,故起效慢,作用持久,具有副作用较轻、耐受性好、长期服用不易引起肾坏死等特点的药物

C.芳基乙酸类药物中具有标志性的代表药物,抗炎、镇痛、和解热作用很强,不良反应少,且在非甾体药物中剂量最小的药物

D.芳基丙酸类代表药物

E.用于治疗类风湿性关节炎,服后对胃肠道的不良反应较低的药物

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以李立三为代表的"左"倾冒险主义最大的恶果,就是使红军第五反"围剿"失败。

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支持设计、实现或测试特定的软件开发阶段的CASE工作台是一组()。

A.工具集

B.软件包

C.平台集

D.程序包

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A good translator is by definition bilingual. The opposite is not ______(1) true, however. A born and bred bilingual will still need two__________(2) to become a translator: first, the skills and experience necessary for__________(3); second, knowledge of the field in which he or she will__________(4). The skills and experience for translation include the ability to write ______(5) in the target language, the ability to read and understand the_________(6) language material thoroughly, and the ability to work with the latest__________(7) and communication hardware and software.Does a born and bred bilingual__________(8) a better translator than someone who learned language B later in__________(9) There is no definite answer, but the following issues are important.__________(10), a born and bred bilingual often suffers from not truly knowing __________(11) language well enough to translate, with some even suffering from what __________(12) known as a lingualism, a state in which a person lacks_________(13) full, fluent command of any language. Second, born and bred bilinguals__________(14) don’’t know the culture of the target language well enough to_________(15) top-quality translations, or cannot recognize what aspects of the source language__________(16) its culture need to be treated with particular care, as they_________(17) in a sense too close to the language. And last, they often_________(18) the analytical linguistic skills to work through a sticky text.On_________(19) other hand, the acquired bilingual may not have the same in-depth _________(20) of colloquialisms, slang, and dialect that the born bilingual has. Also, the acquired bilingual will not be able to translate as readily in both directions (from B to language A and A to language B). Finally, born bilinguals often have a greater appreciation of the subtleties and nuances of both their languages than someone who learns their B language later in life can ever hope to have.

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