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- fluid jet stream 液体射流
- Until someone harnesses the jet stream, such accidents are sure to happen. 除非人类能控制海洋洋流,否则此类事件肯定还会发生。
- A jet stream is a narrow band of strong winds several kilometres above ground. 高空急流是距离地面数公里高的狭窄强风带。
- In the first stage the jet stream lies well to the north and it takes a general west-east direction. 在第一阶段急流远在其北且一般为由西向东的方向。
- The enhancing of low-level jet stream provided the megathermal and high wet condition of atmosphere which is beneficial for causing heavy rain. 低空急流的加强则提供了有利暴雨产生的高温高湿的大气条件;
- During the process of, NGH generation, ejector jet pump is working without control and fluid jet always kept upward at high speed. 水合物生成实验始终保持喷射器处于自由抽吸状态,流态为高速向上的喷射型。
- J. Janicke, L. Roche, “Liquid Jet Stream Threading Mechanism and Method for Traveling Wire EDM Apparatus,” U.S. Patent, No. 4,495,393, 1985. 张瑞成,线切割机之废线自动排出装置,中华民国专利申请案号91205919,民国九十二年九月。
- The technique of inserting weft in a fluid jet achieves weft-insertion rated comparable with those achieved by the Sulzer weaving machine, but there are width limitations. 利用流体引纬时,织机的入纬率与苏尔寿片梭织机相近,但这种引纬方法在织物幅宽上受到限制。
- Composite analysis shows that corresponding to southward displacement of transient eddy heat flux, the strength of jet stream is stronger and vice versa. 对强、弱的急流年份条件下热量涡动输送合成分析的结果表明,热量涡动输送偏南时,对应着强的急流,热量涡动输送偏北时,对应着弱的急流。
- Analyzing the structure and properties of grinding fluid jet, the velocity distribution field of round turbulent jet is discussed theoretically and simulated. 根据等压力原理,建立了磨削液能够冲破高速空气带而进入磨削区所必需的喷嘴出口速度模型。
- The results show that this wide range precipitation produced under the deep warm ad vection condition and lower jet stream provided the water vapororig in for this precipitation. 结果表明:此次降水是在深厚的暖平流条件下产生的大范围降水,低空急流为此次降水提供了水汽来源;
- Keck Observatory atop Mauna Kea on the Big Island suggest a warm polar vortex - a large-scale weather pattern likened to a jet stream on Earth that occurs in the upper atmosphere. 涡流是一种波及范围较广的天气形态,类似于地球高层大气中的急流。
- Rowing / canoe two broad categories: speed races and Rapids Rotary competition. Static racing in the waters, and competition in the jet stream moving rotary waters. 划艇/皮艇分两大类:速度赛和急流回转赛。速度赛在静水域进行,而急流回转赛在动水域进行。
- The fluid jet polishing system is guide a pre-mixed slurry to the surface with a high speed by the use of a nozzle, and the material is removed by the collision and shear action between abrasive grain and the workpiece. 它是利用由小喷管喷出的混有磨料粒子的高速抛光液作用于工件表面,借助于磨料粒子的高速碰撞剪切作用达成材料去除的目的。
- The analysis and comparison for 24 cases indicate that the generation and development of most of typhoons are related to western jet stream in equator extending eastward and southern jet stream in east side extending northward. 结果表明:大多数热带气旋的发生、发展都与赤道西风急流向东扩展或热带气旋东侧南风急流向北扩展有关;
- Back in the 1960s, when people more often traveled along roads than through the jet stream, they hitched free rides by sticking out a thumb at a freeway onramp or hopping into a friend's old car. 回到1960年代,人在路上旅行多于穿越喷射气流,他们站在公路边坡,伸出大拇指,或跳上朋友的老爷车,搭免费便车。
- It explains the workings of complex physical phenomena, such as the jet stream, while chronicling the reality of glaciers receding and the increase in carbon dioxide emissions and global temperatures. 它说明冰河消退、二氧化碳排放增加、全球增温等事实中复杂的物理现象,例如喷射气流。
- Last there is the jet stream these are high altitude winds concentrated in narrow, meandering bands of rapidly moving air that come mostly out of the west but it can come from all directions. 最后还有一种风叫急流,这种风是集中在狭窄、曲折地带的高速运动的气流,大多为西风,但各种风向都有可能。
- In S, H,?Three volume settings, P value is, the higher the speed of the jet stream, the higher the efficiency of sandblasting, the rough surface processing the contrary, the relatively smooth surface. 在S、H、?三个量设定后,P值越大,喷射流的速度越高,喷砂效率亦越高,被加工件表面越粗糙,反之,表面由相对较光滑。
- Fluid is conveied to bit nozzel through drill string from pump is a transient state flowing with pressure wave, which makes the fluid jetted out from nozzel has certain pulsation. 从钻井泵经过钻柱内部输送到钻头喷嘴的流体是一种瞬态流动,存在着压力行波,使从普通喷嘴射出的流体有一定程度的脉动。