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单词 Parabola
例句
1) Properties of a parabola All parabolas are similar.
2) However the results give an approximate parabola with a minimum in the range of voltages studied.
3) The parabola has the important property of reflecting to its focus all lines parallel to the x axis.
4) Distance a locates the focus of the parabola on the x axis.
5) Properties of a parabola All parabolas are similar. Focal length a determines the magnitude.
6) Whereas the extremities of a parabola become parallel to its major axis, the asymptotes of a hyperbola cross one another.
7) The parabola is the section of a right circular cone on a plane parallel to the slope of the cone.
8) For the path to be an exact parabola the direction of the force acting must not change.
9) The plane should follow the parabola.
10) Static oxidation curve is basically parabola.
11) The quadratic equation defines a parabola.
12) The interpolation algorithm a parabola based on principle of one by one comparison is pro - posed.
13) The parabola would control air flow in a way that would lessen the shockwave, NASA says.
14) Parabola detection is a fundamental problem in road recognition application.
15) An aeroplane is flown on a specifically curved path-a parabola.
16) The departure leg would be the mirror image of the inbound path ( a hyperbola or parabola ).
17) In this paper, the piecewise functions of constant acceleration, combined cycloid and combined parabola starting processes with sloping segments are put forward firstly.
18) This paper presents multi-span engineering ropeway design based on improved parabola theory, including design, calculation and selection of skyline, freightage system and way, working line and yarder.
19) Results The difference values calculated were various with the arch form, the sequence was oval, round, parabola, catenuliform, and hyperbola from big difference to smell.
20) And the trace programme of a line a arc and a parabola is established.
21) long-term trend is similar to distributive the U word of a mirror writing ( or parabola ).
22) The geometric dimension of the reflecting surface of the parabola concave reflector is larger than that of the reflecting surface of the parabola convex reflector.
23) It's a second-order equation in x, and is a parabola and a parabola has this shape.
24) This paper analyses the problem of the theoretic elongation of post - tensioned steel strand of parabola - shape.
25) The effect of heat distribution in ferromolybdenum melting on melting result is expounded,(http:///parabola.html) the method of layer-by-layer charging is put forward to distribute the reaction heat as a certain parabola.
26) The results show that the optimum profile of the applied magnetic field in the gyrotron is the cubic shape and the next best is the parabola which the maximum is not at the end of interaction region.
27) Dynamic focus voltage error of projection display system was studied in this article. Parabola dynamic focus method, projection tube shape and optics processing were analyzed.
28) Results show that oxidization of W particles also follows the parabola - straight line oxidization mechanism.
29) In addition, research was made on 6 types of arch configuration such as three center circle, logarithm spiral curve, parabola, hyperbola, ellipse and the general quadratic curve .
30) In the first phase, based on the randomized approach, an initial parabola is created.
31) Meanwhile, the degree of the capacity of electricity has the linearity relations with the voltage and has the parabola relations with the distance between the a prayer and the induction coil.
32) On such a basis, a performance function based on the shear strength envelope curve in the shape of quadratic parabola was established.
33) Machining test , including turning rotary ellipse and rotary parabola agrees well with researched conclusion.
34) Another friend, very long time see the one hand, such as periodic parabola.
35) The Paper puts forward an argument that the rule of the dynamic curve of oxidation is of transforming from parabola into logistic curve and the composition condition of the transformation.
36) This steep upward a parabola, people show concern about the urgency of the disaster areas.
37) Basketball and throwing events were analyzed on the basis of parabola principles.
38) We continue the above three – phase parabola detection procedure until all the parabolas are detected.
39) This text introduced a parabola method to iterative operation, paint a fractal picture on the complex plane.
40) Construct an animation displaying all pairs of orthogonal tangents to a given parabola.
41) The results of simulations indicate that the relationship between melt undercooling and box counting dimension of dendrite is close to parabola.
42) The ascension,[] continuity and decline of leadership power follow certain rule. That is to say the life curve of leadership power is an irregular parabola.
43) Soviet poet whose collections of verse include Parabola ( 1960 ) and The Triangular Pear ( 1962 ).
44) The analysis of the surface precision reliability of a large parabola antenna structure with random parameters, which is subjected to wind load, is presented.
45) The parabola method is used in the process ef one dimensionoptimum solution of the coordinate transformation method. And also, difference coefficient proportionality is made use of jud...
46) Long - term trend is similar to distributive the U word of a mirror writing ( or parabola ).
47) Combined with the relationship between evanescent wave penetration depth and incidence angle, a new parabola taper fiber probe is put forward.
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