【判断题】
[34][判断]设备缺陷按其对电网运行影响的程度分为一类缺陷、二类缺陷、三类缺陷、四类缺陷
A. 对
B. 错
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答案
B
解析
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【判断题】
[74][判断]工作许可人的安全职责包括审查工作的必要性；确认工作票所列安全措施正确完备，符合现场实际条件；确认线路停、送电和许可工作的命令正确；确认许可的接地等安全措施正确完备
A. 对
B. 错
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（3） As the effects of drugs are often characterized by significant interspecies variation and may be further modified by disease, clinical pharmacology has never been efibrasized.
A. 对
B. 错
【判断题】
The physician is not interested in drugs that are useful in the prevention,diagnosis,and treatment of human disease, but in chemical agents that are commonly responsible for household and industrial poisoning as well as environmental pollution.
A. 对
B. 错
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(5)A drug is said to be useful in therapy if it has the ability to produce its desired effects with only tolerable undesired effects.
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B. 错
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(6)Toxicology deals not only with drugs used in therapy but also with many other chemicals that may be responsible for household, environmental, or industrial intoxication.
A. 对
B. 错
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1)With the more efficient screening tests and burgeoning knowledge about how a molecules biological activities are likely to be changed, the traditional approach of discovering new drugs has been improved.
A. 对
B. 错
【判断题】
2)With the parallel synthesis used to identify which small segment of any given large protein would bind to an antibody, Mario Geysen generated a variety of short protein fragments by combining multiple amino acids in different permutations.
A. 对
B. 错
【判断题】
)A parallel synthesis and a split-and-mix synthesis are different in that in a split-and-mix synthesis, all the products are assembled separately n their respective reaction vessels.
A. 对
B. 错
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4) In many laboratories, robots are used in the routine work of parallel synthesis to deliver small amounts of reactive molecules into appropriate wells, thus making the process more accurate and less tedious.
A. 对
B. 错
【判断题】
5) In a parallel synthesis, each compound remains in its own container; while in a split-and-min synthesis, the related ce mpounds are mixed up in the same reaction vessel.
A. 对
B. 错
【判断题】
6)In order to solve the difficulties of identifying the compounds made in a parallel synthesis scientists pull out from the mixture the beads that bear biologically active molecules and determine the molecular makeup o d attached.
A. 对
B. 错
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1)The concentration of a drug in whole plasma is the most accurate index of the drug concentration at the site（s） of action.
A. 对
B. 错
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(2)It is difficult to measure the total concentration of both unbound and bound drug in total plasma.
A. 对
B. 错
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(3)The clinical effect of a drug is assumed to be directly related to the plasma drug concentration.
A. 对
B. 错
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(4) Systemically acting drugs administered by all routes involve the absorption of drug from the place of administration into the blood.
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B. 错
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5)Bioavailability of a drug indicates whether a therapeutically effective concentration is achieved at the site(s)of action of that drug.
A. 对
B. 错
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(6)Prodrugs are not therapeutically effective unless they are changed into therapeutically active forms before or after reaching the systemic circulation
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（3）生物圈的范围为___
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C. 大气圈的底部、水圈和岩石圈的全部
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B. 东涝西旱
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（25）我国正在建设中的“三峡水利枢纽工程”主要是为了解决___
A. 水污染问题
B. 水资源时间分配不均的问题
C. 水资源空间分布不均的问题
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