一个技术难题是气穴现象，一旦发生气穴现象，位于旋转螺旋桨叶后方的低压会产生气泡。
One technical difficulty is cavitation, where low pressure behind a turning blade causes air bubbles.
基于实钻研究，分析空气泡沫钻进技术在地质岩心钻探中应用的技术优势和社会经济意义；
The article analyses the technique superiority and social economic meanings of the air-foam drilling on the basis of the studying to productive experiment.
根据端子产品塑件的结构、技术要求，对生产过程中产生的造成产品不合格的表面气泡和长针歪斜等因素进行了分析和改进。
According to the structure and technical requirements of pin terminator plastic products, the unqualified products such as surface air-bubble and long needle deflection are analyzed and improved.
利用激光测速技术测量了平板水平放置时气泡流最外缘处的水平速度及厚度。
The horizontal velocity at the outermost edge and thickness of bubbly flow are measured by laser Doppler velocity technique.
结果表明：钢水余热烧结衬瓷技术保证了浇铸时产生较少的气泡，且衬瓷面平整，达到了可以应用的程度。
The experimental results show that the present lining-ceramic sintering technology can effectively reduce gas bubbles formed during pouring.
容易申请，没有气泡-空气释放技术使消费者可以运用他们的皮肤、无气泡。
Easy to apply, no air bubbles - the air release technology allows consumers to apply their skin without air bubbles.
运动气泡的研究是尾流研究的基础，利用数字图像处理技术研究运动气泡幕是一种全新的探测分析方法。
Wake is motive bubble film, research of motive bubble is basis of Wake research. Using digital image process technology is a fire-new detection and analytic method.
面向主动流动控制研发了气泡型微致动器及其阵列技术和MEMS合成射流器技术。
Based on MEMS technology, micro balloon actuator arrays and synthetic jets were developed for active control of flow over an airfoil.
与传统照相技术相比，该法能够获得清晰的二维气泡放大图像。
The photographs show that magnified two-dimensional bubble images can be obtained clearly.
在自行研制的一种小型化微波腔的基础上，新近研制出采用分离滤光技术的气泡型铷频标腔泡系统。
Based on a miniaturized microwave cavity developed by ourselves and the separated filter technique, a new type of cavity-cell assembly for gas cell rubidium frequency standards was made.
本发明可以有效地解决了输液器气泡产生的技术问题，具有结构简单、使用方便的特点。
The infusion set can effectively solve the technical problem of the occurrence of bubbles in the infusion set and is characterized by simple structure and convenient use.
超微细气泡水体修复技术在国际上是属于最前沿科技。
The river system repair technology of super-micro bubble is the most advanced technology.
图像分割就是把泡沫图像分割成若干气泡区域的处理技术。
Image segmentation is image processing technology that divides a bubble image into several bubble areas.
采用动态阈值技术实现了对气泡图像的正确分割，利用灰度加权方法提高了气泡颗粒的定位精度。
The images of bubbles in flow were segmented by means of dynamic threshold technology and gray weighted method was used to improve the precision of locating the central positions of bubbles.
本文利用氦气泡示踪技术成功地对工业炉中流体流动模型进行摄象。
Some typical aerodynamic flow patterns that related to industrial furnaces have been successfully photographed by using the helium bubble tracing technique.
在铝合金熔体净化旋转喷吹技术的基础上，采用水力模拟实验研究了脉冲进气方式对气泡大小的影响。
Based on the technology of rotating impeller DE gassing in aluminum alloy melt, the effect of pulse gas current on the gas bubble size by studied with the water modeling method.
介绍了一种用在海洋石油平台生产水处理中的微气泡浮选除油技术。
The oil removal technique by dynamic state micro-bubbles flotation which is used for the water treatment on offshore oil platform is introduced.
应用高速摄影技术研究电火花线切割加工（WEDM）放电、热蚀、气泡运动和金属材料的抛出过程，并对线切割加工放电的过程进行了描述。
The Paper presents the processes of corrosion, bubble movement and vaporization of metals in WEDM by using high speed photography, and also describes the process of electric discharge in WEDM.
具有结构简单，运行稳定，发泡均匀等 特点，是新一代的高效能微细气泡发生技术。
The disinfection machine has the advantages of simple structure, stable operation, uniform foaming and the like and is a high efficient micro-fine bubble generation technology of new generation;
由于这一技术受到气泡流速的影响，容易造成流型识别的混淆。
However this method easily makes a confusion in flow regime identification owing to the influence of gas speed.
轮胎激光无损检测技术主要用于航空轮胎和高速度级轮胎内部脱层和气泡的检测。
The non-destructive laser inspection is mainly used to detect the seperation and blister in airplane tire and high speed tire.
采用毛细管光电技术并配置微机，可快速、准确的测量气泡的尺寸分布。
The size distribution of bubbles can be precisely and fast measured by a capillary photoelectric probe with a computer.
应用氢气泡流动显示技术对圆盘上小半球对边界层转捩的影响进行了观测。
The hydrogen bubble flow visualization technique was used to study the effects of small semi-sphere on the boundary layer transition of flow over a smooth circular plate.
针对应用于底水油藏开发的水平井综合含水率上升速度较快的问题，采用氮气泡沫技术进行治理。
The nitrogen foam technology was used to treat high water-cut of the horizontal wells in bottom water reservoir.
从中间包绝热板的配方、制造技术和装砌等方面采取改进措施，可有效减少铸坯皮下气泡。
Some improvement in insulating board composition, in shaping process and lining technology can effectively reduce the skin hole.
尤其是激光剪切散斑技术在轮胎气泡的检测中有着明显的优势。
Especially, laser shearography has distinct advantage in the area of tire bubbles detection.
介绍云母电容器粉末包封的关键工艺技术，指出包封外观气孔或气泡产生的本质原因是待包封元件内部存在气体间隙。
Powder coating technology is presented. It is found that the pinholes and bulbs in the coating surface are caused by the air gaps within the components to be coated.
介绍云母电容器粉末包封的关键工艺技术，指出包封外观气孔或气泡产生的本质原因是待包封元件内部存在气体间隙。
Powder coating technology is presented. It is found that the pinholes and bulbs in the coating surface are caused by the air gaps within the components to be coated.
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