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- Ultrasonic spread speed 超声传导速度
- It was revealed that planting of four or six variety mixtures with different resistant level could put off the date of appearance of wheat stripe rust, slow down spread speed and decrease the disease degree. 本研究通过对6个不同抗性水平的小麦品种进行不同组合的混播，系统调查了各品种净作和多品种混播田小麦条锈病的病情发展动态。
- Acoustic characteristic parameters of living beings organization are as follows, mainly Sound of spread speed, sound of reactance, attenuation coefficient, sound of scattering and some non-linear parameters. 生物组织声学特征参量主要有：声传播速度、声阻抗、声衰减系数、声散射及一些非线性参数。 由于有些组织的病理变化不能仅仅从某一声学参数的大致变化来区分，组织声学参数的定量研究受到众多科研工作者的重视，特别是组织声速、声衰减系数的测量，通过测量声衰减系数可以区分B型成像仪上诊断不出来的病灶。
- Formation Process and Spread Speed of Water Wave 水面波的形成与传播速度
- Algorithm and Design for Pseudo-Random Sequence Ultrasonic Spread Spectrum 伪随机码超声扩频测距系统设计与算法
- The doctors gave him an ultrasonic brain scan. 医生给他做了脑部超声波扫描检查。
- No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。
- Moral taint has spread among young people. 道德的败坏在年轻人之间蔓延。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- The magnitude and extent of damage caused by a dam break to the downstream area depends heavily on the dam breaking rate and degree,which determines the flow discharge through the breach and its spreading speed in the downstream valley. 大坝溃决的速度和程度很大程度上决定了溃坝洪水波的大小及其传播速度 ,继而对下游受灾程度和范围产生巨大影响。
- A hopeless future seemed to spread out before her. 展现在她面前的似乎是毫无希望的前途。
- He has spread a slice of bread with Jam. 他把面包片抹上了果酱。
- He spread the news around the town. 他在镇上到处传播这一消息。
- That's all there is to make a speed dial call. 在那里全部要进行快速拨号呼叫。
- The news soon spread to the farthest corner. 消息很快传到最远的角落。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
- Fear spread through the crowd like a contagion. 人们心中的恐惧像瘟疫一样蔓延开来。
- He spread some apple jam on the bread. 他在面包上涂上苹果酱。
- Use the applicator provided to spread the glue. 使用所附涂敷器涂用胶水。
- He drove the car at full speed through the town. 他驾驶汽车全速穿过那座城镇。
