1.
The Frame of the Demonstrator of Freely Falling Body Motion and its Teaching Demonstration;
自由落体运动演示仪的制作及教学演示
2.
Fabrication and study of exterior trochoid (hypocycloid) demonstration instrument
圆外(内)旋轮线演示仪的制作及研究
3.
Design of automatic diffraction demonstrator based on LabVIEW
基于LabVIEW的衍射自动演示仪的设计
4.
Amelioration about the Demonstrator of Force Parallelogram Formula;
关于力的平行四边形定则演示仪的改进
5.
Shot Put Demonstrator Designing and Research on the Best Throwing Angle;
铅球投掷演示仪设计与最佳投掷角度研究
6.
The Research of Demonstration Apparatus with Solar Charger Base on the Structure of Secondary Energy Storage
二次储能结构的太阳能充电器演示仪研究
7.
Development on Two Experimental Demonstration Instruments for Showing Pressure Differential and Rotation Axis of Table Tennis;
乒乓球压强差和旋转轴两种实验演示仪器的研制
8.
Discussion on new-type colligation demonstration meter on thermal expansion and contraction of solid and exploring of physical principle
新型固体热胀冷缩综合演示仪与相关物理原理的讨论
9.
He showed me how to use the instrument .
他给我演示怎样使用这仪器。
10.
Ritual in Education:Performance,Imitation,and Cross Culture
教育中的仪式:演示、模仿、跨文化
11.
Zhang Heng (78-139) of the Han Dynasty invented a seismograph to determine the location of earthquakes and an armillary sphere that showed the movement of the sun, moon and other stars.
汉代张衡发明了测定地震方位的地动仪和演示日月星辰的浑天仪。
12.
Pomp and ceremony, especially attended with armorial trappings;pageantry.
展示各种纹章的堂皇礼仪壮观的仪式，尤指有纹间装饰的仪式；壮观的表演
13.
Chinese Ancient Ritual Exhibitions:Expression in Verse;
先秦仪式展演对诗艺的孕育——对“颂诗”文化内涵的历史考察及启示
14.
locomotive valve pilot
机车断汽指示记录仪
15.
wind direction indicator (meteorological instruments)
风向指示器（气象仪器）
16.
demonstrational apparatus, appliances or machines
示范仪器、装置或机器
17.
automatic temperature indicator-controller
自动温度指示控制仪
18.
torpedo effective range indicator
鱼雷有效距离指示仪