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【单选题】
关于船舶电缆的下列说法正确的是_______。A.
动力电缆需要防护层,照明电缆则不需要
B.
铠装三芯电缆一般做电话用缆线
C.
铠装动力电缆的铠装层作用是增强电缆抗机械损伤并做中线使用
D.
船用电缆的绝缘和防护材料均有阻燃性
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【多选题】下列选项中不属于行政领导者应负责任的是( )。
A.
对任命机关负有管理责任，对法律负有执行责任，对政府负有执行责任，对人民负有管理责任
B.
对权力机关和上级行政机关负有执行责任，对司法机关负有法律责任，对组织负有领导责任，对人民负有服务责任
C.
对权力机关负有法律责任，对司法机关负有执法责任，对组织负有领导责任，对人民负有服务责任
D.
对上级行政机关负有执行责任，对司法机关负有法律责任，对组织负有领导责任，对人民负有管理责任
【单选题】Others viewed the findings with ______, noting that a cause-and-effect relationship between passive smoking and cancer remains to be shown.
A.
caution
B.
passion
C.
optimism
D.
deliberation
【单选题】患者,男,65岁,高血压史20年,晚餐时突然剧烈头痛伴呕吐,并迅速昏迷。体检:血压为220/140mmHg,首先考虑
A.
脑血栓形成
B.
蛛网膜下隙出血
C.
脑膜炎
D.
腔隙性脑梗死
E.
脑出血
【单选题】Which of the following can be inferred from the passage concerning the relationship between traditional irrigation methods and modern ones?
A.
Traditional irrigation methods tend to come at a lower expense than more modern ones, which are generally dependent on technology.
B.
Traditional methods may best be used in areas where the technological knowledge necessary for using modern techniques is limited.
C.
Modern methods, unlike traditional ones, can only help land whose primary water source comes from irrigation, not rainfall.
D.
Modern methods rely more heavily upon groundwater tapping, which itself depletes the aquifer.
E.
Traditional methods can be performed without the tedious and difficult calculation of climate factors.
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