【简答题】某人射击8枪，命中4枪，命中4枪中恰好有3枪连在一起的情况的种数是( )。　　A.10B.20C.21D.28

【单选题】“某人射击一次,中靶”是

【单选题】瞄准水准尺时必须（）

【简答题】用三角高程测量方法测量AB的高差，在A点安置经纬仪，在B点设立观测标志，经纬仪瞄准标志顶点时测得视线竖直角为+6°18′24″。若经纬仪仪器高i=1.453m，测得觇标高v=2.853m，AB的水平距离DAB=148.000m，A点高程HA=38.567m，求AB的高差与B点高程。

【判断题】在选择观察对象时应该采用标杆瞄准的原则,选取绩效水平中等的任职者作为观察对象。( )

【简答题】[名词解释] 瞄准miáo zhǔn

【单选题】瞄准∶射击

【单选题】Mr.Tuner had been a captain for many years. He was good at shooting (射击). In the army he taught new soldiers to shoot. Then he left the army and began to work in a bank as a night watchman. He worked ...

【单选题】Mr.Tuner had been a captain for many years. He was good at shooting (射击). In the army he taught new soldiers to shoot. Then he left the army and began to work in a bank as a night watchman. He worked ...

【简答题】2019年山东省政府工作报告指出，瞄准市场主体反映的突出问题，着力推进制度创新，构建()各安其位、协同高效的制度环境。A.市场“无形之手”B.政府“有形之手”C.学校“创造之手”D.社会“勤劳之手”