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- A comparing analyse was carried out between the simulating curve and the test curve.The outcome shows that the hysteresis curve model put forward in this paper is an exact and valid model. 根据这种模型编制程序模拟绘制了屈曲约束支撑的滞回曲线，将模拟计算曲线与试验所得曲线进行对比，对比结果表明本文所提模型是准确、有效的。
- The marriage was held to be valid. 这一婚姻关系是有效的。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- The ticket is valid for one month. 这票子一个月内有效。
- A credit card is not a valid proof of identity. 银行发的支票保付卡不是有效的身份证明文件。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- She has been held up as a model worker. 她被推举为模范工作者。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
- The luxury model gives a smoother ride. 坐这种豪华型汽车感觉很平稳。
- That beautiful girl is a fashion model. 那位漂亮的女孩是一位时装模特儿。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- He assembled the model aircraft bit by bit. 他一块一块地装配飞机模型。
- He traded in his car for a new model. 他把旧汽车折价添钱买了辆新型号的。
- This model scrolls far too slowly. 这种型号的计算机文本上下移动得实在太慢。
- The model plane got out of control and crashed. 模型飞机失控坠落下来。
- This license is no longer valid. 这张执照不再有效。
