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- To the prochem 1 ,the mathetic model is presented. The bright zone is obtained by the search and scim-ulative methods to the problem 2. 从而建立了问题1的数学模型,对于问题2,采用与对称轴垂直的平面与抛物面的相交成的不同的反射圆,线光源上不同的点经反射圆反射到屏幕上形成不同的亮线的叠加,再对不同的反射圆叠加,从而得到了亮区。
- Keywords UADI;Segregation;White Bright Zone; 非合金奥贝球铁;偏析;白亮区;
- A bright red welt rose on his arm. 他的手臂上起了明显的条状红肿。
- Some bright spark has left the tap running all night. 哪个小淘气干的聪明事,让水龙头开了一夜。
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- The bright light of the car dazzled me. 这汽车的灯光使我目眩。
- Her baby has bonny and bright blue eyes. 她的孩子有一双美丽而明亮的蓝眼睛。
- She painted the window sills a bright colour. 她把窗台漆上鲜艳的颜色。
- The Norwegians live in a comparatively cold zone. 挪威人生活在比较寒冷的地区。
- Everything points to a bright future for us all. 种种迹象表明我们都有光明的前途。
- She screwed up her eyes in the bright light. 她在明亮的光线下眯起了眼睛。
- Babies are attracted to bright colours. 婴儿喜欢鲜艳的颜色。
- Bright prospects were dangled before him. 光明的前景若隐若现地浮现在他眼前。
- Supplies were parachuted into the earthquake zone. 救援物资已空投到地震区。
- You're very bright and breezy today! 你今天满面春风啊!
- The sun shine bright in the beautiful city. 太阳照耀着美丽的城市。
- These chestnuts are of bright reddish-brown. 这些栗子是鲜亮的红褐色。
- Some people live in Torrid Zone. 有些人生活在热带。
- These tropical flowers have bright colors. 这些热带花卉颜色很艳丽。
- I'd like to see Europe as a nuclear-free zone. 我希望欧洲成为无核区。