(2015·安庆一模)近几年我市中考体育有一个项目是坐位体前屈,学

 (2015·安庆一模)近几年我市中考体育有一个项目是坐位体前屈,学校的测量坐位体前屈成绩的装置如图所示,测试时需要从刻度尺上读数,改进后可以直接从电表的表盘上读出对应的长度值.下列四种方案中,表盘的长度刻度值均匀的是(  

答案

A

相关题目

毛泽东同志曾对一个外国来访者说过:“……哎!1927年
毛泽东同志曾对一个外国来访者说过:“……哎!1927年,老蒋够厉害啦!他把我们像鸡蛋一样地摔在地上。可他没想到,当时国外的许多智者也没
The little boy came riding full speed down the motorway on his bicycle. ______ i
The little boy came riding full speed down the motorway on his bicycle. ______ it was! A. What a dangerous scene      B. What dangerous a scene C. How a dangerous scene       D. How dangero
David suddenly realized that the waiter was the same man _____ face he had seen
David suddenly realized that the waiter was the same man _____ face he had seen in a painting many years ago. A.which           B.that         C.of whom           D.
下列有关细胞核的说法,除哪项外都是错误的 A.原核细胞的
下列有关细胞核的说法,除哪项外都是错误的 A.原核细胞的拟核除没有核膜外,其他方面与真核细胞的细胞核没有差别 B.真核细胞的核膜上有多种大量
Have you ever wondered how a turtle got its shell? You're not the only one. Pa
Have you ever wondered how a turtle got its shell? You're not the only one. Paleontologists (古生物学者) have long been confused by the question. But a recently found turtle fossil (化石), t
Meeting people from another culture can be difficult. From the beginning, peopl
Meeting people from another culture can be difficult. From the beginning, people may send the wrong signal. Or they may pay no attention to signals from another person who is trying to develop a re
有氧呼吸过程中的CO2产生于 (    ) A.丙酮酸和水彻底分
有氧呼吸过程中的CO2产生于 (    ) A.丙酮酸和水彻底分解时 B.葡萄糖刚要分解时C.ADP形成ATP时D. H 和O2结合时           
2011年8月13日,某女士给《兰州晨报》打热线电话称,她的小
2011年8月13日,某女士给《兰州晨报》打热线电话称,她的小孩喜欢上网聊天,现在和家人,朋友讲话满口都是“偶”(我)、“酱紫”(这样子)等网

最新题目