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【多选题】
机械吸痰注意事项A.
每次 时间不超过 15 秒，两次间隔大于 3 分钟
B.
吸痰动作迅 速轻柔
C.
注意无菌操作
D.
吸痰前后提高吸氧浓度
E.
两次吸痰间隔大于 3 分钟
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反馈参考答案：
举一反三
【单选题】在为患者进行心电监测前,除应对患者周围情况和光照情况进行评估外,还应评
A.
有无电磁波干扰
B.
患者的睡眠情况
C.
操作者的心理状态
D.
有无声音干扰
E.
患者的饮食
【判断题】In the fashion industry, the time required to take a new product from design inception to placement in a retail store is known as customer response time.
A.
正确
B.
错误
【判断题】In the time required for one single disk access, a processor can perform up to several million instructions.
A.
正确
B.
错误
【单选题】In the immersion technique, the distance between the face and transducer and the test surface (water path) is usually and just so that the time required to send the sound beam through the water
A.
Is equal to the time required for the sound to travel through the test piece
B.
Is greater than the time required for the sound to travel though the test piece
C.
Is less than the time required for the sound to travel though the last piece
D.
None of the above
【判断题】In the time required for one single disk access, a processor can perform up to several thousand instructions.
A.
正确
B.
错误
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