铅酸蓄电池运行环境温度应保持在（），阀控蓄电池为（）。

下列关于费用效益经济分析和环境影响经济损益分析的表述，不正确的是( )。

A．环境影响的经济损益分析步骤为：①量化环境影响；②筛选环境影响；③评估环境影响的货币化价值；④将货币化的环境影响价值纳入项目的经济分析

B．在费用效益分析中，理论上合理的贴现率取决于人们的时间偏好率和资本的机会收益率

C．当环境计划执行得好时，计算出项目的可行性往往会很高

D．贴现率是将发生于不同时间的费用或效益折算成同一时点上(现在)可以比较的费用或效益的折算比率，又称折现率

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.

空调怠速稳定放大器是由发动机转速检测电路、（）电路和继电器三部分组成。

A.压力检测

B.温度检测

C.压力保护

统计表中可以不出现的项目为（）

A.备注

B.横标目

C.纵标目

D.线条

E.数字

急性阑尾炎病人的非手术治疗的适应证为

A．化脓性或坏疽性阑尾炎
B．小儿的急性阑尾炎
C．慢性阑尾炎急性发作
D．阑尾穿孔并弥漫性腹膜炎
E．阑尾炎性包块