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【单选题】
患者,女,48岁,患有风湿性心脏病,日常打扫卫生等轻体力活时感到心慌、气短,坐下休息后可缓解,看书时无不适,安排休息
A.
不必限制活动
B.
限制活动,增加卧床时间
C.
多进行户外活动
D.
不能从事任何体力活动
E.
绝对卧床休息
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】We ____________ on the journey now but for this bad weather.
A.
are
B.
were
C.
would be
D.
will be
查看完整题目与答案
【判断题】PPT上的柱坐标机器人和球坐标机器人的自由度都是3。
A.
正确
B.
错误
查看完整题目与答案
【判断题】机器人的自由度反映了机器人动作灵活的尺度。()
A.
正确
B.
错误
查看完整题目与答案
【判断题】工业机器人的自由度数不等于机器人的关节数目。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】机器人的自由度数目就是机器人本体上所具有的转轴数目
A.
正确
B.
错误
查看完整题目与答案
【单选题】Part B Listening Comprehension Directions: In this part of the test there will be some short talks and conversations. After each one, you will be asked some questions. The talks, conversations and que...
A.
They had to carry sacks of coal up steep ladders.
B.
They had to crouch in tiny tunnels and dig the coal out.
C.
They had to pull trucks of coal along passage that were only a few feet high.
D.
They had to dig wider tunnels for women and children to work in.
查看完整题目与答案
【判断题】轴数也代表着工业机器人的自由度,当今主流的工业机器人为4轴机器人。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】机器人的自由度数目是指机器人所具有的独立坐标轴运动的数目,不包括末端执行器的开合自由度。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Part B Listening Comprehension Directions: In this part of the test there will be some short talks and conversations. After each one, you will be asked some questions. The talks, conversations and que...
A.
They had to carry sacks of coal up steep ladders.
B.
They had to crouch in tiny tunnels and dig the coal out.
C.
They had to pull trucks of coal along passage that were only a few feet high.
D.
They had to dig wider tunnels for women and children to work in.
查看完整题目与答案
【判断题】机电设备中的电器元件多属低压电器。
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】We ____________ on the journey now but for this bad weather.
A.
are
B.
were
C.
would be
D.
will be
查看完整题目与答案
【判断题】PPT上的柱坐标机器人和球坐标机器人的自由度都是3。
A.
正确
B.
错误
查看完整题目与答案
【判断题】机器人的自由度反映了机器人动作灵活的尺度。()
A.
正确
B.
错误
查看完整题目与答案
【判断题】工业机器人的自由度数不等于机器人的关节数目。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】机器人的自由度数目就是机器人本体上所具有的转轴数目
A.
正确
B.
错误
查看完整题目与答案
【单选题】Part B Listening Comprehension Directions: In this part of the test there will be some short talks and conversations. After each one, you will be asked some questions. The talks, conversations and que...
A.
They had to carry sacks of coal up steep ladders.
B.
They had to crouch in tiny tunnels and dig the coal out.
C.
They had to pull trucks of coal along passage that were only a few feet high.
D.
They had to dig wider tunnels for women and children to work in.
查看完整题目与答案
【判断题】轴数也代表着工业机器人的自由度,当今主流的工业机器人为4轴机器人。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】机器人的自由度数目是指机器人所具有的独立坐标轴运动的数目,不包括末端执行器的开合自由度。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Part B Listening Comprehension Directions: In this part of the test there will be some short talks and conversations. After each one, you will be asked some questions. The talks, conversations and que...
A.
They had to carry sacks of coal up steep ladders.
B.
They had to crouch in tiny tunnels and dig the coal out.
C.
They had to pull trucks of coal along passage that were only a few feet high.
D.
They had to dig wider tunnels for women and children to work in.
查看完整题目与答案
【判断题】机电设备中的电器元件多属低压电器。
A.
正确
B.
错误
查看完整题目与答案