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- The attenuation coefficient shows approximately linear behaviour with frequency over the frequency range used,and the attenuation slope increases with the void content. 结果表明:超声衰减系数与频率之间存在线性关系,而且其斜率随孔隙率的增大而增大。
- In this paper, the formula used to calculate the attenuation slope of ultrasonic tissue mimicking phantoms measured by the DRC method is reported and compared with those from the transmission method. 本文还从理论上导出了计算体内组织声衰减系数的计算公式;给出了差比校正法对超声仿真模型的声衰减系数的测量结果;并与传输法所得结果进行了比较.
- He pedaled his way up the slope. 他骑着脚踏车上坡。
- Now you can start to coast down the slope. 你现在可以开始顺坡向下滑行了。
- Let's slope off somewhere quiet and have a drink. 我们悄悄溜到什么地方去喝上一杯。
- The hospital is on the eastward slope of the hill. 医院在小山的东坡。
- His cottage is on the gentle slope of the hill. 他的小屋在山的缓坡上。
- It is dangerous to climb up a steep slope. 攀登陡坡是危险的。
- A car clipped down the slope of the mountain. 一辆汽车沿著山坡疾驰而下。
- I put my foot down and the Zephyr gathered speed up the slope. 我踩大油门,西风牌汽车加速爬上了斜坡。
- attenuation slope 衰减斜率
- A downward incline or passage; a slope. 斜面,斜坡向下的斜面; 倾斜面
- Attenuation of light is in the form of absorption. 光是以吸收的形式衰减。
- Yet some form of attenuation is mandatory. 然而有些衰减形式是必须采用的。
- The slow movement of rock debris and soil down a weathered slope. 蠕动岩石碎片和土壤沿着受风雨侵蚀的滑坡向下缓慢移动
- In the wind, the three oaks appeared staggering on the slope. 在风中,坡上的三棵橡树像是摇晃欲倒似的。
- This member represents an attenuation constant. 此成员表示一个衰减常数。
- We slithered down the muddy slope. 我们摇晃地滑下泥泞的斜坡。
- Attenuation is important in relation to networks. 跟网路的关系上,衰减是重要的。
- The car at the top of the slope backed slowly down. 坡顶上的那辆车慢慢地从斜坡上退下来。