列举三个γ射线诊断型仪器?

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问题:

列举三个γ射线诊断型仪器?

考点:核科学技术核探测技术与核电子学核探测技术与核电子学题库
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Visitors to this country are normally admitted for six months, but foreign students can usually stay for one year. They must (52) an educational institution, and they are required to study for a (53) of fifteen hours a week on a daytime course. Prospective students have to show that they can afford their studies, and that they have sufficient (54) resources to support themselves (55) in this country.

In order to work here the foreigner needs a work permit, (56) must be applied for by his prospective employer. The problem here is that the Department of Employment has the right to grant or (57) these permits, and there is little that can be done (58) it; it would be extremely unwise for a foreign visitor to work (59) a permit, since anyone doing so is liable to immediate deportation (驱逐出境). There are some people from the European countries, who are often given (60) residence permits of up to five years. Some other people, such as doctors, foreign journalists, authors and others can work without permits, and foreign students are normally allowed to (61) part-time jobs while they are studying here.

58().

A.with 

B.before 

C.after 

D.without

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男,40岁,曾患风湿性心内膜炎,近日发热,白细胞增高,皮肤粘膜有出血点,住院治疗,医嘱绝对卧床休息。今晨病人自行起床,突感头痛,呕吐,左下肢麻木,倒地死亡。该患者最可能的死因是()

A.心肌梗死

B.脑出血

C.肺动脉栓塞

D.肺炎

E.脑动脉栓塞

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Ph1染色体出现在

A.慢性淋巴细胞性白血病

B.急性淋巴细胞性白血病

C.急性粒细胞性白血病

D.慢性粒细胞性白血病

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下列各句中,“尔”字用作词尾的有()。

A、问君何能尔,心远地自偏

B、子路率尔而对

C、盍各言尔志

D、蕞尔小丑,不足为患

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一人有限责任公司的注册资本最低限额为人民币十万元。股东应当一次足额缴纳公司章程规定的出资额。

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