影响口腔黏膜给药制剂吸收的最大因素是A.口腔黏膜 B.角质化上皮和非角质化上皮 C.

题型:单项选择题

问题:

影响口腔黏膜给药制剂吸收的最大因素是

A.口腔黏膜

B.角质化上皮和非角质化上皮

C.唾液的冲洗作用

D.pH

E.渗透压

考点:药学职称考试药士相关专业知识初级药士相关专业知识
题型:单项选择题
长方形草坪的周长是m米,宽是n米,则长是(  )
A.(m-2n)米B.(
m
2
-2n)
C.(
m
2
-n)米
D.(
m
2
-
n
2
)
题型:单项选择题

用组织制作分离病毒的标本时,通常将组织制成()

A.1%的悬液保存

B.5%的悬液保存

C.10%的悬液保存

D.20%的悬液保存

E.50%的悬液保存

题型:单项选择题

甲状腺激素是在哪些细胞器参与下合成的,是如何合成、贮存、释放入血的?

题型:单项选择题

Of all the employed workers in the United States, 12.5 million are part of a temporary workforce. The United States Bureau of Labor Statistics counts 9.2 percent of workers as those who have______(1) they term "alternative employment arrangements." The government predicts that temporary staffing agencies______(2) experience growth of 49 percent by 2010. If numbers increase at the rate ______ (3), these companies will add 1.9 million new jobs by 2010. That’’s more than any______(4) industry.Temporary workers were the first ones to be affected by the recent economic recession, but they are______(5) to be the first to regain positions as the economy picks up and companies work to rebuild. Employers use temporary workers as a resource because_______(6) offer flexibility and come at a low cost. Many temporaries are categorized as "independent contractors" instead of employees,______(7) allows the employer to avoid______(8) certain taxes. Because they are not required to offer benefits to temporary workers, companies can save a great deal of money by hiring temps. Usually, temporary workers can qualify_______(9) benefits if they work for a staffing company for a certain length of time. Most temps, however, do not continue with one company long______(10) to qualify for them because they regard the position as a step on the ladder to a______(11) position later.According to Richard Wahlquist, president of the American Staffing Association, 75_______(12) of temporary workers hope for transition out of the temporary staffing category______(13) a period of time. Wahlquist finds that temporary workers spend about 11 weeks on various assignments before their______(14) out of the temporary workforce. Many use temporary positions to gain experience and skills______(15) they move on to better jobs. Wahlquist says that the temp workforce as a whole turns______(16) 400 percent each year.Tom Dilworth, research director at the Employment Policies Institute, explains______(17) some workers like having temporary jobs______(18) it affords them a great deal of elasticity with time and everything. Some temps only have a limited______(19) of time to work and temp agencies can help coordinate jobs to fit their schedules. Other sometimes-employees use temporary jobs to get an______(20) to a company from the inside, to get a foot in the door of a certain business or career._______(21) others take temporary positions in hopes their employers will change them over to permanent positions eventually.Nearly all the industries in the United States use temporary workers.______(22) to Tim Costello, coordinator of the North American Alliance for Fair Employment, the growth of temporary labor threatens______(23) job security of permanent workers who fear replacement, as well as the temps who are more accustomed to turnover. He predicts that there will continue to______(24) a gradual shift from permanent employees to contingent staffing, and that such a_____(25) in workplace demographics will "lead to lower wages, poorer working conditions, and more instability."

题型:单项选择题

()是苏联教育史上第一个重要的教育法,为创建社会主义新学校描绘了第一个蓝图。

A.《统一劳动学校规程》

B.《中等教育计划》

C.《总纲计划》

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