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【单选题】
关于心力储备的叙述,错误的是A.
可以反映心脏泵血功能
B.
是指心输出量可以随着机体代谢需要而增加的能力
C.
健康成年人在状态下的心输量约为5L/min
D.
心力储备主要取决于每搏输出量和心率能够提高的程度
E.
舒张期储备主要是通过提高心肌收缩力而实现的
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【简答题】汽车的操纵稳定性最后应该是[填空（1）]。
【单选题】Which of the following is a typical tone language?
A.
Latin.
B.
French.
C.
Chinese.
D.
English.
【简答题】The 12th lunar (阴历的) month in China is called la yue. The character “la” in Chinese language means to respect gods and give best wishes to them. In Chinese tradition, such activities were held at the ...
【简答题】汽车的操纵稳定性最后应该是 [填空(1)] 。A. 驾驶者来评定的
【单选题】What does the high tone mean in the four tones of Chinese language?
A.
the first tone
B.
the second tone
C.
the third tone
D.
the fourth tone
相关题目：
【单选题】Which of the following is a typical tone language?
A.
Latin.
B.
French.
C.
Chinese.
D.
English.