gnomon

1. From then on, people were able to measure time and determine seasons based on the position and length of the gnomon's shadow.
   短袜尺寸变化的测定从此，人们便通过观测圭表上日影的长短变化来计算时间、测定季节。
2. Indicates the daylight hours by the shadow that the gnomon casts on a calibrated dial.
   通过指时针在标准刻度盘上的投影计算白天时间的仪器。
3. The sun's rays through the oculus, the graduated shadows on the gnomon, this is what makes Saint-Sulpice unique.
   太阳的光线透过眼洞窗照射进来，逐渐倾斜的阴影落在圭表上，这些才是使圣叙尔皮斯教堂与众不同之处呀。
4. Application of labeling device in the retrofit of the electrical instrument panel's scale indicates the daylight hours by the shadow that the gnomon casts on a calibrated dial.
   标签机在电测仪表表盘标度尺改造中的应用通过指时针在标准刻度盘上的投影计算白天时间的仪器。
5. It appears as a small gnomon with lines extending in each major direction ( along the X, Y, and Zaxis).
   它看起来象是一个小的指时针和在每个主要的轴向上（x，y，Z轴）的线的延伸。
6. The structure, reading set and observing methods of the instruments for time measuring and keeping, such as gnomon, sundial, armillary sphere and clepsydra in Song dynasty, have been analysed and their observation errors have been obtained.
   对我国宋代测时设备圭表、日晷、浑仪和守时设备漏壶，从它们的结构，读数装置、观测方法等分析其观测误差。
7. Reinforced rib setting in the black surface of large plate of the casting and tilt pouring method are preferable to gnomon casting.
   采用在日晷大平面背面设置加强筋和倾斜浇注工艺，成功地铸造完成了日晷铸件。
8. Bronze Gnomon in Investment Casting in Plaster Mold
   青铜日晷石膏型熔模铸造技术

noun

1. indicator provided by the stationary arm whose shadow indicates the time on the sundial