Furthermore, Bulldogs suffered much more from long periods of stress, during which they had a higher level of a particular protein which indicates a form of inflammation liked to several serious diseases, including killers like diabetes and heart disease.The main part of the sentence is "they had a higher level of a particular protein".
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The researcher indicated that accepting defeat allows the Quitters to look forward and set themselves new goals in life.The subject in the objective clause is “Quitters”.
A. 对
B. 错
下面的各种物体如果对光都没有透射,那么,哪种是绝对黑体?()
A. 不辐射可见光的物体;
B. 不辐射任何光强的物体;
C. 不反射可见光的物体;
D. 不反射任何光线的物体
实验发现热辐射的能量极大值对应的波长与温度有关,它们的关系是:()
A. 温度越高,辐射波长越短
B. 温度越高,辐射波长越长
C. 温度越低,辐射波长越短
D. 温度与波长变化呈线形关系
黑体辐射的峰值波长与黑体本身温度T的关系:()
A. lm与T成正比
B. lm与T2成正比
C. lm与T4成正比
D. lm与T成反比
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