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1.The main idea is: First, we divide the verticalvelocity profile into several layers, then integral to the velocity profile in every layer,evaluate the average velocity in the every layer, and use this average velocity toreplace every layer velocity, add up to the interface boundary conditions of each layerto resolve the velocity, free-face.
其主体思想为:将垂直流速断面进行分层,在每一层中对流速断面进行积分,求得出每一层的平均流速,用此平均流速来代替每一层的流速,并加上各层间界面的边界条件以求出各波浪要素。收藏指正
2.(2) the velocity model in the western part has a crustal thickness of 61-64km, an upper mantle velocity (P wave) of 7.8-7.84 km/s, a 27-28.5 km thick upper crust with an average velocity of 5.82-5.96 km/s and a 34-35.5 km thick lower crust with an average velocity of 6.94-7.0 km/s.
西部地壳厚61—64km,壳下 P 波速度为7.8—7.84km/s,壳内上层平均速度为5.82—5.98km/s,厚27—28.5km,下层平均速度为6.94—7.0km/s,厚34—35.5km。收藏指正
3.Escape 500-years frequency flood, apron end average velocity is 4.37m/s, stream bed filled rubble maximum scour depth 2.8m.
下泄500年一遇洪水时，护坦末端平均流速为4.37m／s，河床??块石时最大冲刷深度2.8m。收藏指正
4.With the anode voltage and the cathode current changing,the variational process of the electron velocity ratio and spread is simulated,and the results of the average velocity ratio 1.1 and spread 9.5% are obtained.
在阳极电压和阴极电流变化的条件下,对电子速度比和速度零散随之而变化的情况进行了模拟,得到平均速度比1.1和平均速度零散9.5%的结果。收藏指正
5.The overage thickness of the crust is 35-36 km. The overlying material has an average velocity of 6.0 km/sec, while the layer velocity of the top of upper mantle is 8.1 km/sec.
地壳的平均厚度为35—36公里,上覆介质的平均速度为6.0公里/秒,上地幔顶部介质的层速度为8.1公里/秒。收藏指正
6.Laser sheet and high-speed camera with 4500 FPS were used to measure the supercavitation flow around a hydrofoil where average velocity of water is 10 m/s.
本文针对用光学成像法提供划分超空化阶段流型的判据问题 ,使用激光片光源照明及抓帧速率 4 5 0 0帧 /秒的高速摄像系统 ,对流速为 10m/s的绕水翼超空化流场进行了可视化测量。收藏指正
7.The average velocity of the ophthalmic arterial flow of the normal in the maximum contraction period(peak systolic velocity, PSV)is respectively 36.44±8.35cm/sec on the right and 36. 94±11.30cm/sec on the left.
发现眼动脉收缩期峰值速度：右眼为36．44±8．35cm／s，左眼为36．94±11．30cm／s。收藏指正
8.Having known the time dip angles in inlineand crossline directions,and the corresponding average velocity,we can compute thetrue dip direction and true dip angle of reflection interface.
如果知道纵测线和横测线两个方向上的时间视倾角，又知道地层的平均速度，就能求得反射层的真倾向和真倾角。收藏指正
9.The "Mass Transit Vehicles Movement Simulation" is chiefly depends onAv the theory of △s=s_2-s_1=△v/(ξ·c_D)V_p thereinto, As is the distance change incourse of velocity change △v, v_p is the average velocity to △v, c_p is the unit composition of forces to v_p.
“城市轨道交通车辆运行仿真”的主要理论依据是△s=s_2-s_1=(△v/ξ·c_p)v_p,其中,△s为列车在速度变化为△v的过程中行驶的距离,v_p为这个过程的平均速度,c_p是与v_p相对应的单位合力。收藏指正
10.Three characteristic features,such as average velocity of sound,deviation coefficient of sound velocity,and deviation coefficient of amplitude are extracted from four kinds of testing data which are sound velocity,amplitude,frequency and waveform in this paper.Fuzzy analysis and artificial neural network are combined to form an intelligent system with similar functions to human brain to classify GRC,aerated concrete,hollow brick,solid brick and concrete block.The accuracy of this system is up to 95%in field tests.
由超声脉冲法获得4种检测信息??声速、波幅、频率和波形，从中提取3个特征量：平均声速、声速的离差系数和波幅的离差系数，利用模糊分析方法和人工神经网络相结合对GRC、加气混凝土、空心砖、实心砖、砌块5种墙体材料进行种类识别，形成一个智能化的、具有类似人脑功能的系统.经现场实测证明，判别的准确率达95%以上。收藏指正
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