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【简答题】
方案前期准备: 按下发任务收集居住空间设计风格,制作成PPT。 根据收集资料,对平面进行空间布局,绘制在A4纸上(拍照粘贴在PPT上)。
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【单选题】PLC的晶体管输出接口能带( )负载。
A.
交流
B.
直流
C.
交流或直流
【单选题】The scientists from the Johns Hopkins University said that C75, the slimming drug proved effective in mice, is likely to work on humans because __________. 查看材料
A.
the chemical pathway responsible for appetite control in human is believed to be the same as that in mice
B.
it is a major pathway in the brain which is activated to regulate appetite
C.
it is especially effective in the battle against obesity
D.
its effect has also been proved by human studies
【单选题】PLC的输出接口电路中,带负载能力最强的是( )。
A.
SSR输出型
B.
继电器输出型
C.
RSS输出型
D.
晶体管输出型
【判断题】PLC的输出接口电路中,继电器输出只能带直流负载,晶体管输出只能带交流负载
A.
正确
B.
错误
【多选题】根据《铁路旅客运输办理细则》,车站对进站人员进行检票时,()应加剪后交给旅客。
A.
市郊定期客票
B.
计算机票
C.
代用票
D.
区段票
【单选题】The drug proved ________.
A.
be highly effectively
B.
to be highly effectively
C.
highly effective
D.
highly effectively
【单选题】是以力学性能,如受力形变、脆性断裂和强度等作为应用性能,具有抵抗外力作用而保持自己的形状、结构不变的特点。
A.
金属材料
B.
结构材料
C.
智能材料
D.
弹性材料
【单选题】The drug proved ______.
A.
highly effectively
B.
highly effective
C.
to be highly effectively
D.
be highly effectively
【单选题】Streptomycin proved to be the first drug effective against the cause of
A.
tuberculosis
B.
colds
C.
hypertension
D.
diphtheria
【简答题】The doctor prescribed a drug to the patient who had a bacterial infection. He was relieved when the bacteria that had infected the patient proved to be ________________________ the drug, and the patie...
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