噪声性耳聋在病变性质上属哪种类型() A.传导性耳聋 B.神经性耳聋 C.感染性耳聋

题型:单项选择题

问题:

噪声性耳聋在病变性质上属哪种类型()

A.传导性耳聋

B.神经性耳聋

C.感染性耳聋

D.突发性耳聋

E.感音性耳聋

考点:预防医学科住院医师预防医学科预防医学科题库
题型:单项选择题

哥本哈根世界气候大于2009年12月7-18日在丹麦首都哥本哈根 召开。为了减少“温室效应”带来的负面影响,世界各国都在限制二氧化碳等温室气体的排放量。有科学家经过研究,发现二氧化碳在一定条件下可转化为有机物乙烯(C2H4,是生产聚乙烯塑料的原料),其化学方程式为:2CO2+6H2===C2H4+4H2O。试回答下列问题:

⑴乙烯中碳元素的质量分数是                  (精确到0.1%)。

⑵若用44g二氧化碳作为原料,则理论上能转化得到的乙烯质量是多少?

题型:单项选择题

对疑似SARS感染,快速诊断的最佳方法是 ()

A.用Vero细胞进行SARSCoV的分离培养

B.胶体金法检测血清中病毒的抗体

C.免疫荧光法检测血清中病毒的抗体

D.酶联免疫法检测血清中病毒的抗体

E.RT-PCR法检测SARSCoV的核酸

题型:单项选择题

用五色环标注电阻:2.00kΩ±1%,39.0Ω±1%。

题型:单项选择题

工程项目前期阶段咨询工作的重点是()

A.立项

B.可行性研究

C.评估

D.方案编制

题型:单项选择题

Sometimes we have specific problems with our mother; sometimes, life with her can just be hard work. If there are difficulties in your (1) , it’s best to deal with them, (2) remember that any (3) should be done (4) person or by letter. The telephone is not a good (5) because it is too easy (6) either side to (7) the conversation.

Explain to her (8) you find difficult in your relationship and then (9) some new arrangements that you think would establish a (10) balance between you. Sometimes we hold (11) from establishing such boundaries because we are afraid that doing (12) implies we are (13) her. We need to remember that being (14) from our mother does not (15) mean that we no longer love her. If the conflict is (16) and you cannot find a way to (17) it, you might decide to give up your relationship with your mother for a while. Some of my patients had (18) "trial separations". The (19) allowed things to simmer down, enabling (20) .

(10)()

A.distinctive

B.turbulent

C.spontaneous

D.healthier

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