The study on spiral waves has important practical perpurse.
研究螺旋波有着重要的应用价值。
The generating motion of the generating gear and the work gear on spiral bevel gear NC machining is analyzed.
分析了弧齿锥齿轮数控加工中产形轮和工件齿轮之间的展成运动，建立了弧齿锥齿轮齿面的数学模型。
Considering all fuzzy factors which may effect on spiral bevel gear transmission, the writer calculates an example.
在充分考虑影响螺旋锥齿轮传动的各模糊因素的基础上，进行了实例计算。
Through the study on spiral feeding quantitative weighing, a new dynamic quantitative weighing control method is introduced.
通过对螺旋加料的定量称重过程的研究，介绍了一种新型的动态定量称重控制方法。
Objective To analyze experimentally the influence of changing mAs and reconstruction slice thickness on spiral ct image noise.
目的通过实验分析重建层厚的改变对CT图像噪声的影响。
According to the prototype method based on spiral model, the system builds a discipline ontology of computer network in teaching field.
该原型系统按照基于螺旋模型的原型法构建了教学领域的计算机网络学科本体。
Defect categories and features of spiral seam cracking are studied based on spiral seam cracking facts in Northeastern Oil Pipeline Networks.
针对东北管网多次发生螺旋焊缝开裂事故的事实，研究了造成螺旋焊缝开裂事故的缺陷类型和特征。
Pour all the ingredients in a mixing glass, stir well then strain in a chilled glass. Drop an orange peel on spiral in the drink as a garnish.
将所有原料入搅拌机，充分搅合滤入冰过的玻璃杯，滴入桔皮做装饰。
The paper makes a comparative study on the methods of building ontology, presents their limitations, and puts forward a methodology of prototype based on spiral model.
本文对目前国内外主要的本体构建方法进行了比较研究，分析其局限性，并借鉴软件工程的思想提出了一种螺旋-原型的本体构建方法。
A kind of polishing agent PPG-1 with cost-effective and high performance suitable for Al-Si alloy products was developed based on spiral vibration polishing processing.
针对铝硅合金制品的螺旋振动抛光工艺进行了研究，开发了一种成本低廉、性能良好的新型抛光剂PPG - 1。
When defined on spiral system, a complex system can be regarded as a combination of some simple subsystems, and every systematic equation of the subsystems can be replaced with polynomial.
将复杂系统定义在螺旋系统上，就可将一个复杂系统看成由若干个简单的子系统叠加而成，每个子系统的系统方程可以用多项式拟合。
Based on the nonlinear equations of the theory of density wave, the evolutionary direction and the observable conditions on spiral galaxies may be derived by the qualitative analysis theory.
基于密度波理论的非线性方程，用定性分析理论可导出旋涡星系的演化方向和由观测可得到的演化条件。
According to common problems on spiral excavation drilled-pouring pile, including deviation of pile, declivity of hole, slumped hole, it analyzes reasons and puts forward relative prevention measures.
针对桩位偏移、桩孔倾斜、塌孔等旋挖钻孔混凝土灌注桩常见的质量问题，就其产生的原因进行了分析，并提出相应的预防措施和处理办法。
Concrete mixing and unloading mainly depend on the two spiral mixing leaves, so the design of the helical mixing blades is particularly important.
混凝土的搅拌和卸载主要依靠两个螺旋搅拌叶片，因此螺旋搅拌叶片的设计尤为重要。
This spinning motion, at speeds of hundreds of kilometers per second, may cause matter in the disk to take on a spiral shape.
这种以每秒数百公里的速度旋转的运动，可能会使圆盘上的物质呈现出螺旋形状。
This can lead us on a downward spiral with more and more plants and animals becoming endangered as well.
这可能导致我们进入一个恶性循环，即越来越多的植物和动物也濒临灭绝。
In 1980, Philips became the first company to market a CFL, with a design based on a series of bends rather than GE's spiral.
在1980年，飞利浦成为荧光灯销量第一的公司，与通用的螺旋灯管不同，他们设计了一系列弯曲型灯管。
Elliptical galaxies do not take on the flat-disk or spiral shapes that most galaxies do.
椭圆星系并不具有大多数星系具有的扁圆或是螺旋型的形状。
In the graphic on the following page, notice the aesthetically pleasing proportions of the rectangles and lines as your eye travels along the spiral.
请注意，在下页的图中，随着你的视线沿螺旋线移动，矩形与线的比例透出令人愉悦的美感。
Its lack of a visible dust lane indicates that it is a low-dust lenticular galaxy, although it is still possible that a view from on top would reveal spiral structure.
它没有多少可见尘埃，表明是个低尘埃透镜星系，但也有可能当从上往下看时会发现螺旋状的结构。
After completing some work on his laptop while soaking in the hot tub, he walks down the spiral staircase, under the hanging chandelier and into the pool room for some 'down time'.
洗澡时顺便完成工作，然后他沿着螺旋梯往下走，经过华丽的吊灯，跳进室内游泳池尽享他的水下时间。
This spinning motion, at speeds of hundreds of kilometers per second, may cause matter in the disk to take on a distinctive spiral shape like a cosmic pinwheel.
每秒几百公里的旋转速度可能使圆盘里的物质呈现象宇宙玩具风车一样独特的螺旋形。
The Guggenheim Museum's design is based on a spiral.
古根汉博物馆的设计基形是螺旋。
On its way, the iron bullet expanded, gripping the spiral rifling and spinning so tightly along its course that its range and accuracy were greatly increased, with fewer misfires.
弹头（在枪膛中）的前进过程中，铁制子弹（此处指底座上的铁质闭锁，也有使用软木制作闭锁的——译注）会膨胀，紧咬住螺旋形的膛线，使得射程和精准度都大大增加，同时减少子弹死火。
If something collapses in the Middle East and interest rates go up we have the potential to go on a downward spiral that we cannot get out of.
如果中东局势失控，并且利率上升，那么我们将陷入螺旋下降中无法自拔。
The crucial stage of development in which you can change the direction of the spiral turned out to be surprisingly early on.
研究发现，能使螺旋方向改变的关键阶段早的令人惊讶。
To give your enthusiasm a push in the right direction, refer to your notebook when the spiral is collapsing in on itself.
当热忱的螺旋转错方向时，不妨回顾一下你的记事簿。
On the right, surrounded by blue spiral arms, is spiral galaxy M81.
右边被蓝色旋臂环绕的是旋涡星系m 81。
On the right, surrounded by blue spiral arms, is spiral galaxy M81.
右边被蓝色旋臂环绕的是旋涡星系m 81。
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