The void fraction in downward gas oil two phase flow in vertical tube is measured with the combined method of horizontal downward vertical tube for the two flow regimes(bubbly and slug flow).
采用水平—下降管组合法测量了垂直下降管内油气两相流动在泡状和弹状流下截面含气率的值。
The powerful extension of the leg downward and backward creates the horizontal movement forward.
腿向下和向后有力的伸展产生向前的水平运动。
Second, compared with men, the percent of women flowing upward in society is lower but that of horizontal and downward mobility is higher, and social standing of women tends to further decline.
其次，从女性的社会流动趋势来看，与男性相比，女性向上流动的比例较低，而水平流动和向下流动的比例较高，女性的社会地位有进一步下降的趋势。
Compression: a mattress pad in the horizontal surface of the force applied vertically downward, causing the mattress by the force along the direction of surface displacement.
压缩量：在水平放置的床垫垫面上施加垂直向下的力，引起床垫表面沿受力方向的位移量。
Short and strong mouth, slightly bent downward, cone, Primary and outer ring, with two pale horizontal spot.
嘴短而强健，呈圆锥形，稍向下弯；初级飞羽9 枚，外缘具两道淡色横斑。
Flush panel mounting on a vertical plane Mounting may be inclined downward up to 30 degrees from a horizontal plane.
搜捕小组安装垂直平面安装可倾斜下降到30度，从一个水平面。
In horizontal position welding, the gravity makes molten metal flow downward and sometimes causes weld defects such as undercut and overlap.
横向焊接时由于熔化金属重力的作用，会引起熔池金属下淌，从而产生咬边以及焊瘤等焊接缺陷。
The existing techniques and tools of entering casing mainly provide driving force to increase the downward power of the casing so that casing can easily enter horizontal well.
现有的下套管技术和工具主要是对套管提供迫动式驱动力，以增加套管的下行力。
The direction of communication can be upward, downward or horizontal.
沟通的方向可分为下行沟通、上行沟通和平行沟通三大流向。
Rather than sitting for endless hours in a horizontal seat, we should use a chair that permits our thighs to adapt to a significantly downward slope.
与其无休止地坐在一把水平坐椅上，我们不如选择一种能够使大腿有效下倾的椅子。
The air inlet of the case of the air-supply line is downward arranged, and the air outlet is connected with the air inlet of the evaporator assembly in horizontal direction.
所要解决的技术问题是提供一种能减小蒸发器总成占用空间的弯道式进风管。
The air inlet of the case of the air-supply line is downward arranged, and the air outlet is connected with the air inlet of the evaporator assembly in horizontal direction.
所要解决的技术问题是提供一种能减小蒸发器总成占用空间的弯道式进风管。
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