Micro-cracks of rocks is closely related to in situ velocity variation.
岩石微裂隙与主孔原位波速变化有密切关系。
A velocity variation boundary belt appears beneath the Dabie-Sulu orogeny belt.
大别-苏鲁造山构造带下面存在着一条地震波速度变化带。
The formula shows that the velocity variation depends on jet initial states, material properties, and particle shapes.
对一般颗粒形状，理论给出的无量纲速度与实验结果有较好的一致性。
Wave equation time migration fails to image subsurface geological structure correctly in the case of obvious lateral seismic velocity variation.
当介质的速度在横向上存在较大的变化时，波动方程时间偏移不能使地下的构造正确成像。
The tomographic inversion of seismic data is better shown in the Talimu Basin and it revealed obvious lateral velocity variation in shallow levels.
通过对塔里木盆地地震资料的层析反演取得了较好的结果，揭示了浅部地震速度具有较大的横向变化。
At the same time, frequency dependence of scattering attenuation and anisotropic velocity variation makes fracture size deduction from seismic data.
与此同时，各向异性介质中散射衰减及速度随频率的变化，也为通过地震数据分析预测裂隙大小尺度提供了可能性。
Experimental results show that the new algorithm can adapt to the complex geological structure with strong lateral velocity variation and the steep dip.
试验结果表明，新算法能够适应具有强横向变速和陡倾角等复杂地质结构的成像需要。
The wind velocity variation of different slope directions at coal gangue piles in Sunjiawan was studied with field measurement and statistical analysis.
采用野外观测与统计分析相结合的方法，对阜新市孙家湾煤矿矸石山不同坡向的风速变化进行研究。
By using provided diagrams or computer program one could easily draw out the evaluating chart of vehicle velocity variation together with oil consumption along a given highway line.
采用本文提供的曲线图或电算程序，易于绘出某一给定公路沿线行车速度和燃油消耗变化的曲线图。
The researchers combined data on climate and temperature variation worldwide with projections to calculate the "temperature velocity" for different habitats.
研究人员把世界各地的气候和气温变化数据与计算不同栖息地“气温速率”的预测结合起来。
The mass transfer equation was introduced into heat transfer model of falling film evaporation. The radial velocity, mass diffusion coefficient and variation of film thickness were taken into account.
将传质方程引入到垂直管降膜蒸发传热模型中，求解时考虑了径向速度、质量扩散系数和膜厚变化对传热的影响。
Predictions have been made and compared with experimental data pertaining to the centerline velocity decay and wall static-state pressure variation.
预测了壁面压强和轴心速度分布，并与实验数据进行比较，计算值与试验值吻合很好。
Time lapse time difference is an important parameter in the determination of distribution for underground oil and water, because it includes the variation information of reservoir velocity.
而时移时差在确定地下油水分布时是一个很重要的参数，因为时移时差包含了储层速度的变化信息。
We analyze theoretically the existence of precursor anomaly migration and the nonlinear variation of migration velocity.
从理论上对前兆异常迁移性的存在与迁移速率的非线性变化进行了分析。
This paper reports some experimental results on variation of voidage in bed materials, bubble size and bubble rising velocity etc along the height of the bed.
本文介绍了流化床中床料空隙率，气泡尺寸，气泡上升速度沿床高变化的试验结果，提出了相应的无因次关联式。
The variation of seismic velocity in shallow levels has important influence on velocity modelling and reflection imaging, which is confirmed by borehole data.
这一变化对建立地下速度模型及反射构造成象有较大影响，钻井资料证实了这一结果。
Trace integration value represents relative wave impedance. it reflects the variation of relative interval velocity in a seismic section.
道积分值代表相对波阻抗值，它反映了地震剖面上相对层速度的变化。
The results indicate that the variation of ultrasonic velocity can reflect the damage degree of rock well, and the damage properties of rock can provide basis for the design of rock blast.
结果表明，岩石超声波速的变化可以很好地反映岩石的损伤程度，得出的岩石的损伤特性可以为岩石的爆破设计提供依据。
The calculated results show that the established mathematical model can satisfactorily simulate the variation of water surface pattern and redistribution of velocity in bend flow.
计算和验证表明：建立的弯道水流数学模型能较好地模拟弯道水面形态变化和流速重分布。
Variation of path difference velocity and temperature of wind field are analyzed and calculated applying interference image spectroscopy.
采用干涉成像光谱技术对被探测源谱线为高斯轮廓时风场的速度、温度的测量进行了分析和计算。
The velocity points at the part where geological structure is complicated should be appropriately densified in order to picture the lateral variation of velocity.
合成平均速度点的疏密主要由作图比例尺而定，在构造复杂的部位应适当地加密，以便控制速度的横向变化。
The variation of flow velocity in high gradient reveals the paroxysmal characteristics of the development of rill.
大坡度的水流速度变化揭示了细沟发育具有突发性特征。
The variation of local friction coefficient is similar to velocity and local minimum value occurred in reverse flow area.
摩擦阻力的变化趋势与速度类似，在产生逆向流处出现局部极小值。
The case study shows that using this technique can be able to further improve the precision of stacking velocity and imaging in complex structural areas or with big variation of lateral velocity.
实际处理表明，该技术能进一步提高叠加速度的精度，改善构造复杂区或速度横向变化较大时的叠加成像。
When rock porosity and fluid modulus are relatively small, compressional velocity is relatively more sensitive to variation of fluid saturation.
岩石孔隙度及流体模量较小时，纵波速度对流体变化比较敏感。
The bigger the downstream water level, the outstanding of variation degree of axial velocity along radius distribution when upstream water level is same.
下游水位越高，变化相同的上游水位时，轴向流速沿径向分布的变化程度越大。
These correlations depend not only on the state of the basic stress field in the island arc-trench but also on the additional stress field caused by the variation of rotation velocity of the earth.
这种特征可能不仅和海洋与大陆板块汇聚边界的岛弧海沟上的基本应力状态有关，而且与自转速率不均匀产生的附加应力状态有关。
Because of oscillation of the blower load the variation of angular velocity of the blower rotor and beats in lower frequency are inevitable.
与风机负荷的波动相关，风机转子的角速度变化及相伴的低频拍振是不可避免的。
The variation of gas holdup with gas velocity, column diameter, solid concentration, static bed height and gas distributor was studied in slurry bubble columns with three different diameters.
用三种不同直径的浆态鼓泡塔研究气速、塔径、固相浓度、静止床层高度和气体分布器等对气含率的影响。
The variation of gas holdup with gas velocity, column diameter, solid concentration, static bed height and gas distributor was studied in slurry bubble columns with three different diameters.
用三种不同直径的浆态鼓泡塔研究气速、塔径、固相浓度、静止床层高度和气体分布器等对气含率的影响。
应用推荐