In experimenting we find out that sound travels with different velocities through different substances.
在实验中,我们发现声音以不同的速度通过不同的物质而传播.
《现代汉英综合大词典》
A gas in thermal equilibrium has particles of all velocities.
处于热平衡的气体,其粒子有一切速度.
辞典例句
At high gas velocities the circulation of solids becomes appreciable.
在高气速时,固体颗粒循环变得显著了.
辞典例句
Zero velocities on the cylinder were satisfied at the node points.
圆柱上速度为零在节点上满足.
辞典例句
The velocities are independent of hydrostatic pressures.
速度与流体静压力无关.
辞典例句
Pneumatic conveying requires comparatively high gas velocities.
气力输送需要比较高的气体速度.
辞典例句
The nitroalkanol imparts improved sensitivity and detonation velocities.
硝化烷醇提高了感度和爆速.
辞典例句
From the extent of the red shifts the recession velocities can be computed.
从红移量可以计算退行速度.
辞典例句
The curve can be traced out in different directions or with different " velocities ".
曲线可以从不同的方向和由不同的 “ 速度 ” 来形成.
辞典例句
At higher gas velocities the rising bubbles cause the observed churning, mixing, and flow of solids.
在较高气速下,上升气泡就造成了所观察到的搅动 、 混合及固定颗粒的流动.
辞典例句
Good agreement was found between measured and calculated results for low water flow velocities.
发现低水流速度测定的和计算的结果之间十分一致.
辞典例句
It can monitor the instantaneous velocities at specified points in a flowing stream.
它能在流动的流注中的指定点上监测瞬时速度.
辞典例句
The hydrometric pendulum is sometimes used to determine flow velocities in open channels.
测流速的摆锤有时用于确定明渠中的流速.
辞典例句
The higher modes have shorter periods than the fundamental mode and, moreover , they have higher velocities.
高振型波比基阶振型波周期短, 波速高.
辞典例句
For low carrier - gas velocities the HETP may become large owing to molecular diffusion effects.
载气线速低时,HETP是靠分子扩展影响而变大.
辞典例句
