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【判断题】
RV800A/B的轴封两侧用空气连续吹扫，防止粉末进入机械机封
【判断题】
RV800A/B的下料阀为HV80009A/B
【判断题】
K902A用于掺混操作，K902C用于输送操作，K902B作为公共备用颗粒输送压缩机
【判断题】
抽吸系统是集中吸收系统，将各排放点的添加剂和PP细粉收集并过滤，将气体排入大气
【判断题】
PP造粒主电机额定功率为11700KW，电压10000V
【判断题】
PP摩擦离合器转速差大于等于2rpm/min时，自动脱开停车
【判断题】
聚丙烯的熔融温度为164-170℃，分解温度为270℃
【判断题】
造粒齿轮减速箱的作用是减速、变速、分速、传递扭矩
【判断题】
PP造粒节流阀开度2度最小，88度最大
【判断题】
P801A/B在生产过程中可以手动切换
【判断题】
W802A/B/C/D/E停会造成主机功率降低
【判断题】
切粒机液压油系统中有空气会造成切粒机扭矩的波动
【判断题】
在切粒机停车锁紧开关打开时，一定要等锁紧杆液压降至零时才能打开切粒水室
【判断题】
在切粒水室的水未排净之前，绝不可以打开水室
【判断题】
切粒机临时停车，颗粒水切旁通运行后，要尽快将循环水阀关闭，以防止循环过程中颗粒水箱温度过低影响造粒开车
【判断题】
装置正常停工时，应严格按照停工方案进行操作，避免出现操作失误，造成事故的发生
【判断题】
生产高粘度低熔融指数牌号时，因挤压机所需功率大，应将挤压机筒体温度降低
【判断题】
如果需要向导热油罐补加新鲜热油，添加工作必须在导热油系统温度低于100℃时进行，否则会因为产生蒸汽泡儿将导热油排挤出设备
【判断题】
最高工作压力大于等于10MPA小于100MPA的压力容器属于中压容器
【判断题】
流体输送管路的直径可根据流量和流速的大小来设定
【判断题】
经计量后的聚丙烯粉末通过加料料斗进入离合器内
【判断题】
切粒机启动后转速提升过慢不会影响切粒机扭矩
【判断题】
切粒水冷却器冷却水一侧堵会造成切粒水温度过高而产生链状树脂
推荐试题
【单选题】
(10)Why are chemotherapeutic agents useful in therapy?___
A. They stimulate or depress biochemical or physiological function in man in a sufficiently reproducible manner to provide relief of symptoms or, ideally, to alter favorably the course of disease
B. They can produce desired effects with only tolerable undesired effects
C. They have only minimal effects on man but can destroy or eliminate parasites
D. The selectivity of their effects is one of their most important characteristics
【单选题】
1)H. Mario Geysen initially used parallel synthesis as a quick way to identify which small_____ of any given large protein bound to an antibody.___
A. division
B. pieces
C. part
D. fragment
【单选题】
2)Chemists often start a combinatorial synthesis by attaching the first set of building blocks_____ to microscopic beads made of polystyrene.___
A. solid
B. inert
C. soft
D. active
【单选题】
3）The chemical reactions required to link compounds to the beads and later to detach them____ to the synthesis proces.___
A. induce complications
B. make easy
C. introduce complications
D. introduce easy
【单选题】
4)In a parallel synthesis, all the products are_____ separately in their own reaction vessels.___
A. combined
B. assembled
C. joined
D. assorted
【单选题】
(5)In many laboratories today, robots assist with the routine work of parallel synthesis, such as small___ amounts of reactive molecules into the appropriate wells.___
A. sending
B. transporting
C. delivering
D. giving
【单选题】
(6)Scientists can pull out from the mixture the beads that bear biologically active molecules and then,using sensitive detection techniques,___ the molecular makeup of the compound attached.___
A. determine
B. make sure
C. find
D. search
【单选题】
(7)Most pharmaceutical companies today continue to___ parallel synthesis. Which of the following is not appropriate to be filled in the blank?___
A. count in
B. count on
C. depend on
D. rely on
【单选题】
(8)Once they identify a promising substance, they___ make many one-at-a-time modifications to the structure.___
A. laboriously
B. hardly
C. easy
D. effectively
【单选题】
(9)Often these procedures yield a compound having acceptable___ and safety.___
A. strength
B. effect
C. potency
D. effort
【单选题】
10)In many laboratories today, robots___ the routine work of parallel synthesis.___
A. help
B. assist with
C. assist in
D. assist to
【单选题】
(1)Pharmaceutics is an interdisciplinary subject involving___
A. formulation, manufacturing, physical pharmacy, and biopharmaceutics
B. manufacturing
C. physical pharmacy
D. biopharmaceutics
【单选题】
（2）Formulation is about the design, development and evaluation of dosage forms,___
A. discovery of novel drugs
B. analytical methods
C. drug delivery systems and manufacturing process
D. dosing regimen
【单选题】
(3)Biopharmaceutics mainly studies the in vivo process of drugs and metabolites in humans, animals and tissue culture, which specifically involves___
A. absorption and distribution
B. absorption, distribution, metabolism, and excretion
C. metabolism and excretion
D. absorption and excretion
【单选题】
(4)Regarding the definition of bioavailability(BA), BA is related to___
A. total plasma drug concentration only
B. unbound drug concentration in the plasma
C. unbound drug concentration at the target site
D. total plasma drug concentration, and the administered drug dose
【单选题】
(5)Plasma drug concentration is affected by following factors such as___
A. rate of absorption
B. rate and extent of distribution
C. rate ofeli Imination
D. all ofabove
【单选题】
6)Which of the following routes of administration will involve the absorption of drugs?___
A. i.v.injection
B. i.v.infusion
C. Subcutaneous injection, transdermal and oral
D. None of above
【单选题】
（7）Which of the following factors may influence the time course of a drug in the plasma and hence at its site of action?___
A. Food
B. Disease state
C. Route of administration
D. All of above
【单选题】
(8)Please identify the potential biological barriers for an orally administered tablet to be absorbed into the systemic circulation___
A. Sk d dermis
B. Gastrointestinal epithelium
C. Oral mucosal membrane
D. All of above
【单选题】
(9) Given the same administration dose, which of the following will likely result in varying bioavailabilities for the same drug administered to the same person? ___
A. tablets (p.o. )vs. solutions(p0.)
B. solutions for injection(i v )vs oral solutions(p0.)
C. coated tablets (p.0. )vs hard gelatin capsules(p0.)
D. All ofabove
【单选题】
(10)Which of the following statements is true?___
A. Bioavailability is only related to the administered dose and the total drug concentration in the blood circulation.
B. Plasma protein binding does not affect the bioavailability of a specific drug.
C. A given drug in different dosage forms may show differences in bioavailability if given by the same route.
D. Biopharmaceutical studies do not involve animal experiment.
【判断题】
Much of our present physiological knowledge has been found from the experiments and studies on human beings.
【判断题】
Living cells break down glucose and fats to provide energy for other activities, which is called.
【判断题】
The right atriapumps deoxygenated blood to the lungs where it absorbs oxygen from the air.
【判断题】
The nervous system uses electrical signals to transmit information very rapidly to specific cells.
【判断题】
With the level of sodium increasing extracelular fruid. the cardiac muscle cells become too excitable and may contract.
【判断题】
A negative feedback loop is a control system that acts to maintain the level of some variables within a given range following a disturbance
【判断题】
(1)Pharmacodynamics, which is concerned with the study of the biochemical and physiological effects of drugs and their mechanisms of action, Is an experimental medical science.
【判断题】
2)It's unreasonable for a physician to be interested mainly in the effects of drugs on human beings, for the pharmacological evaluation of drugs in them may be limited due to technical, legal, and ethical reasons.
【判断题】
（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.
【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.
【判断题】
(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.
【判断题】
(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.
【判断题】
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.
【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.
【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.
【判断题】
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.
【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.
【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.
【判断题】
1)The concentration of a drug in whole plasma is the most accurate index of the drug concentration at the site（s） of action.
