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【单选题】
下列不属于在水力机械设备和水工建筑物上工作保证安全的技术措施的是（）。A.
隔离
B.
通风
C.
接地
D.
泄压
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】在命令文件中，调用另一个命令文件用命令______。
A.
CALL＜命令文件名＞
B.
LOAD＜命令文件名＞
C.
PROCEDURE＜命令文件名＞
D.
DO＜命令文件名＞
【单选题】There is a great deal of geographical variation in the frequency of many surgical procedures—up to tenfold variation per hundred thousand between different areas in the numbers of hysterectomies, pros...
A.
A local board of review at each hospital examines the records of every operation to determine whether the surgical procedure was necessary.
B.
The variation is unrelated to factors(other than the surgical procedures themselves)that influence the incidence of diseases for which surgery might be considered.
C.
There are several categories of surgical procedure(other than hysterectomies, prostatectomies, and tonsillectomies)that are often performed unnecessarily.
D.
For certain surgical procedures, it is difficult to determine after the operation whether the procedures were necessary or whether alternative treatment would have succeeded.
E.
With respect to how often they are performed unnecessarily, hysterectomies, prostatectomies, and tonsillectomies are representative of surgical procedures in general.
【单选题】（ ）源于20世纪20年代的法国。秉承追求非自然合理的存在，梦境与现实的混乱的设计理念。服装特点新奇、俏皮、怪诞，富有联想性和游戏意味。
A.
朋克风格
B.
超现实主义风格设计
C.
牛仔艺术风格
D.
嘻哈风格设计
【单选题】( )源于20世纪20年代的法国。秉承追求非自然合理的存在,梦境与现实的混乱的设计理念。服装特点新奇、俏皮、怪诞,富有联想性和游戏意味。
A.
朋克风格
B.
牛仔艺术风格
C.
超现实主义风格设计
D.
嘻哈风格设计
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