显而易见的，圆号是个铜管乐器，它通过震动空气柱来发出声音。
The horn obviously is a brass instrument and what makes the sound is a vibrating column of air.
试验结果表明，底部空气柱装药掏槽爆破效果优于常规装药效果。
Experimental results show that the cut blasting effect of bottom charge is better than that of conventional charge.
在飓风的中心，是一股空气柱，直径只有几英里，旋转得非常缓慢。
At the center of the hurricane is a column of air only a few miles in diameter that spins very slowly.
我没有用手控制，都是十二个半英尺高的震动空气柱，自然产生的音符。
Now I didn't use — no hands — that was just the notes that are naturally on the twelve and a half-foot length of vibrating air.
文中提出了底部空气柱效应新概念，探讨了底部空气柱效应的作用机理。
The paper also sets up a new concept of bottom air column effect and discusses the action mechanism of bottom air column effect.
利用高速摄像技术研究了不同锥角和进口流量下旋流器内空气柱的结构特征。
The structural characteristics of the air core inside of the hydrocyclone under different cone Angle and inlet flows are investigated by adopting the high-speed image technology.
这就是圆号上的泛音列,活瓣的作用是增长或减短,空气柱的高度,很像大提琴指板上的弦
That's the harmonic series that's on that, and what the valves do is they shorten and lengthen that vibrating column of air very much like the cello string on the fingerboard.
其内部由于中心负压而形成空气柱，当流场稳定后，该空气柱从底流口到溢流口贯穿始终。
Air core comes into being because of central minus pressure and goes through the hydrocyclone from the overflow gate to the bottom outlet after the flow field become steady.
以槽腔体积、槽腔深度和爆破块度为指标，对底部空气柱装药和常规装药掏槽爆破进行了模拟试验。
With the index of cut hole's volume, depth and blasting fragmentation in the thesis, the simulated tests have been carried out upon cut blasting of bottom air column and conventional charge.
专家预测到本世纪末，营救工具能够盘旋在被困人的上方，直接通过空气柱把他们搭救到营救工具上。
Experts predict that by the end of the century, rescue vehicles will be able to hover above people in trouble and lift them directly into the rescue vehicle through a column of air!
气流由储风槽通过以皮革 包覆的木制调节瓣，进入长度不同的音管，振动空气柱发出不同的音高。
Air flows from a reservoir up past leather-covered wooden pallets into pipes of various lengths, vibrating to produce different pitches.
因此，为减少空气柱对旋流器分离效率的影响，旋流器应采用合适的锥角及与之相匹配的最佳进口流量。
Hence, to reduce the effect of the air cone on the classifying of the hydrocyclone, parameters of suitable cone angles and related optimal in-let flows should be selected for the hydrocyclone.
例如，当一支底部有水的开口试管被放置在一间空气相对干燥的房间里，水蒸气就会通过试管中的空气柱散布出来。
For example, if an open test tube with some water in the bottom is placed in a room in which the air is relatively dry, water vapor will diffuse out through the column of air in the test tube.
设计了一种在旋流器轴心线位置具有中心固棒的新型水力旋流器，该中心固棒的引入有效地消除了旋流器内的中心空气柱。
A new hydrocyclone was designed with a solid core fixed along the central axis in this study. By introducing the solid core, the air core inside the hydrocyclone could be eliminated effectively.
虽然在地球表面每英亩空气柱中有34,500吨气态氮，但是如果这些气态氮不被固氮菌和藻类固定，是不能被植物利用的。
Although there is 34,500 tons of gaseous nitrogen in the air column above each acre of the earth's surface, this cannot be used by plants until it has been fixed by nitrogen-fixing bacteria and algae.
结果表明，旋流器内空气柱的形状、弯扭程度因旋流器锥角和进口流量不同而不同，不能单纯用柱状、麻花状、正弦曲线状等来描述。
The results indicated that the shape of air core and its crackle varied with the cone angle and the inlet flows, which can not simply be described as column, twist or sinusoidal shape.
间歇泉似的喷柱不断喷发，泥浆翻腾着，而且蒸汽从峭壁和人行道上渐渐地渗漏出来，空气中留下了硫磺气味。
Geysers erupt mud boils and steam seeps from cliffs and sidewalks leaving a sulfurous scent in the air.
间歇泉似的喷柱不断喷发，泥浆翻腾着，而且蒸汽从峭壁和人行道上渐渐地渗漏出来，空气中留下了硫磺气味。
Geysers erupt, mud boils, and steam seeps from cliffs and sidewalks, leaving a sulfurous scent in the air.
初步确立了空气钻井钻柱冲蚀磨损机理，提出钻屑冲蚀是促使钻具失效的一项重要原因。
Establish the erosive wear mechanism of drilling string in air drilling and put forward that erosion wear is a substantial cause to promote drill string failure.
打开系统较高点的泄放口，排出收集的空气，直至液体液柱流出现。
Open bleed port at high point in system and vent trapped air until a solid stream of liquid emerges.
我们生产各种充气产品，包括弓，气球，卡通玩具，圣诞，空气舞蹈演员，滑梯，城堡，灯笼柱，充气帐篷等欢迎您的询问。
We produce various kinds of inflatable products, including arch, balloon, cartoon toy, Christmas, air dancer, slide, castle, lantern pole, inflatable tent, etc. Welcome your inquiry.
雷米佐夫和其合作者设计的建筑中心有一个空柱，它可以从顶部吸进新鲜空气或利用风能。
Remizov and his collaborators designed the building around a central column that is hollow and able to take in fresh air at the top or turn wind into energy.
空气中三氯苯胺用50％乙醇吸收，经OV-17和OV-210混合色谱柱分离，电子捕获检测器检测测定。
Trichloroaniline in the air was collected with 50% ethanol and separated with a column OV 17:OV 210 ECD as a detector.
采用双柱双氢焰离子化检测器测定空气中的总烃和非甲烷烃。
Using dual column with flame ionization detector to determine total hydrocarbon and non-methane hydrocarbon in air.
通过空气毒物卤代烃化合物， 对双柱智能定性方法进行了验证。
Some halohydrocarbons specified as toxic compounds in air are analyzed as verification of the method.
且经营各种气体保护焊机、交直流氩弧焊机、螺柱焊机、空气等离子切割机等配套产品。
And the operation of various gas-shielded welding, ac and DC arc welding machine, stud welding machine, air plasma cutting machines and other ancillary products.
采用电池槽盖、极柱双重密封设计，防止漏液，可靠的安全阀可防止外部空气和尘埃进入电池内部。
Fully sealed: with cover and pole double seal design to prevent leakage of electrolysis. and the reliability of safe-valve prevent oxygen and dust from outside enter into the battery.
采用氢火焰极性毛细管气相色谱法代替原来的填充柱法，测定空气和废气中的异丁醇。
Using the hydrogen flame polar capillary vessel gas phase chromatography to replace the original packing column method, isobutyl alcohol in waste gas was determined.
水龙卷的旋转柱上升潮湿的空气，通常形式的温水。
Waterspouts are spinning columns of rising moist air that typically form over warm water.
水龙卷的旋转柱上升潮湿的空气，通常形式的温水。
Waterspouts are spinning columns of rising moist air that typically form over warm water.
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