对梯形铅挡块技术错误的描述是()A、使所需遮挡的部位更准确 B、使剂量分布更合理 C

题型:单项选择题

问题:

对梯形铅挡块技术错误的描述是()

A、使所需遮挡的部位更准确 

B、使剂量分布更合理 

C、可减少穿透半赢区 

D、用7Cm厚的铅块可全防护 

E、体表需挡宽度,与梯形铅块的下底长度相等

考点:大型设备上岗证考试放射治疗LA医师上岗证考试2004年LA放射治疗上岗证考试真题
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简述曹雪芹的家世和个人的经历对其创作的影响。

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概述清政府对义和团政策的演变及其原因。

题型:单项选择题

Which of the following financial ratios is least likely to be affected by classification of deferred taxes as a liability or equity

A.

A. Return on equity (ROE).

B.

B. Debt-to-equity.

C.

C. Return on assets (ROA).

题型:单项选择题

Part 4


Questions 26-45


·Read the following article and choose the best word for each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.

iPhone Left in Hot Car for Three Hours


The normally peaceful suburban town of Winnetka is still reeling following the news Monday (26) a local resident, whose name is being (27) by police pending a full investigation, left an iPhone unattended for more than three hours in a car (28) in the hot sun.
"Responding to calls from (29) . passersby, who observed the iPhone sitting in a vehicle in the parking (30) of the Westfield Shopping Center, police arrived on the (31) at approximately 4 p.m. and immediately intervened to save the device," said Winnetka police chief Douglas Blaine. "Security cameras have shown that the iPhone had been in the car— with the doors (32) and the windows rolled (33) —since 1 p.m. Due to the tragic and highly emotional (34) of this case, we cannot say any (35) at this time."

A. partner B. producer C. owner D. seller

According to official police records, two officers forcibly (36) into the car at 4:07 p.m. and found the iPhone (37) face down on the dashboard. The iPhone at first showed no (38) of life, but after a tense few seconds, officers were able to wake it and get it to (39) to a series of simple touch commands. Police said that if the iPhone were left in the extreme (40) for any longer, it could have died.
The iPhone was rushed by ambulance to a nearby Apple facility for careful (41) .Miraculously, no damage to its memory, screen, or wireless capabilities was reported.
Upper-middle-class suburbanites from all over the North Shore area have reacted to the near-tragedy with an unprecedented outpouring of (42) . Hundreds of cards and letters have come streaming in, and local talk radio shows have been flooded (43) calls demanding that the iPhone’s (44) be prosecuted. Many have come forward offering to take the iPhone into their custody, and still (45) have donated free downloads, ringtones, and MP3s to the victimized object.

题型:单项选择题

患者,男,67岁,因脑出血入院。目前患者意识大部分丧失,对任何刺激无睁眼反应和语言反应,对疼痛刺激有肢体退缩反应。

如果用格拉斯哥昏迷评分法对其进行测定,所得分值为()

A.10分

B.8分

C.6分

D.4分

E.2分

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