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【单选题】
在室内质控中最常用的方法是用单一浓度的质控血清,随患者样本同时测定,在绘制质控图时定值限的参数是A.
标准差
B.
标准误
C.
变异系数
D.
平均值
E.
差值
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皮皮学刷刷变学霸
举一反三
【单选题】It can be inferred from the passage that we need to control noise pollution if______.
A.
we want to stay both psychologically and physically healthy
B.
we don't want to be easy to make angry with others
C.
we want to work hard and cooperate well with each other
D.
we don't want to suffer from serious anxiety and feel uneasy
【简答题】Thread 类有 3 个线程优先级的常量: Thread.MIN_PRIORITY= ;Thread.MAX_PRIORITY= ;Thread.NORM_PRIORITY= 。
【单选题】It can be inferred from the passage that we need to control noise pollution if______.
A.
we want to stay both psychologically and physically healthy
B.
we don't want to be angry with others
C.
we want to work hard and cooperate well with each other
D.
we don't want to suffer from serious anxiety and feel uneasy
【简答题】破釜沉舟
【单选题】Physically we feel comfortable. But ______ ,we suffer a lot.
A.
psychologically
B.
moderately
C.
naturally
D.
precisely
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