在未受惊扰的条件下，石鳖会把它椭圆形的身体弓起一部分以方便呼吸。
When left alone, a chiton will lift part of its oval-shaped body to breathe.
现在从我给出，初始条件的，四个数值中，知道了关于，椭圆轨道的一切。
So now we know everything there is to be known about this ellipse, and that came from the initial conditions from the four Numbers that I gave you.
采用完全变换法施加本质边界条件，给出求解椭圆型边值问题的无网格伽辽金方法。
The full transformation method is used in element-free Galerkin method for solving the elliptic boundary value problems.
提出了椭圆函数互补滤波器的实现条件。
The approach of realization of the elliptic function complementary filter has been given.
本文通过引入帽子屈服曲面，并对帽子曲面和塑性势能曲面用椭圆函数和圆函数形式进行了简化，从而得到了新的判定条件。
This article introduce the "cap yield curve model", simplify the cap yield surface and plastic potential energy surface by ellipse and circle, and get a new justify condition.
讨论了影响振动筛同步性能和稳定性的因素，给出了要实现平动椭圆运动的条件。
Then the factors influencing the synchronism and stability of the shaker are discussed. At last the conditions of balanced elliptical motion are presented.
根据飞行器椭圆弹道的性质、飞行器再入条件、球面几何和不动点原理给出了理想弹道的计算算法。
Baced on the properties of elliptical trajectory, the reentry conditions of the vehicles, spherical geometry, and the fixed-point theorem, an algorithm for the ideal trajectory is proposed.
考虑具有可控增长条件的非线性椭圆方程组弱解的部分正则性。
In this paper, we consider the nonlinear elliptic systems under the controllable growth condition.
讨论了带变号扰动并且具有一定附加条件的临界椭圆方程的两个正解存在性。
This paper deals with the existence of two positive solutions for critical elliptic equations with a changed sign perturbation and with an auxiliary condition.
利用平方反比引力给出的关系式和索末菲量子化条件推导出类氢原子的椭圆轨道和能量。
The energy and the elliptical orbit of the electron in hydrogen-like atom are derived from formula inverse square attraction and Sommerfeld's quantized conditions.
在相同安全强度条件下，椭圆曲线密码体制具有较短的密钥长度，较少的计算量、存储量和较小的带宽等诸多优点。
Under similar secure conditions, the ECC has the advantages such as: less computation amounts, shorter length of private key, smaller storing and bandwidth.
研究了双幅激振自同步椭圆振动系统的同步性条件和同步状态稳定性条件。
In this paper, we discussed the synchronism conditions and the synchronous state stability condition of the self-synchronous ellipse vibrating system with dual amplitudes exciting.
建立了圆柱分支管y型三通的主管相贯线处的周长不变的条件，确定了相贯线为椭圆。
The invariablenes condition of circle girth of the join-line end of the main pipe was set up and the join-lines on Y-tee to be ellipse was made certain.
针对不同标准对椭圆度的要求，提出了在不同标准条件下椭圆度的测量方法以及降低椭圆度的有效途径。
For different requirements on roundness in standards, the articles raises roundness measurements and effective measurements to decrease roundness under different standards.
边界条件对耦合效应有较大的影响，较强的边界条件使椭圆板热弹耦合自由振动的频率变低，但振荡幅度增大。
The boundary conditions has strong influence on the coupling effect, the stronger it is, the smaller frequency of free vibration is but the larger amplitude is.
确定了当入射光场为椭圆高斯分布时，获得圆对称聚焦光斑的条件。
Conditions by which a circular symmetrical focussed spot can be obtained when the incident laser beam is an elliptical Gaussian profile are determined.
在全向发射不同接收指向条件下推导出散射面积计算公式，考察了此时椭圆环上的散射面积、散射强度、传播损失与接收角之间的关系。
The relationship of the scattering area, the scattering intensity, the transmit loss and the directivity of the beam with the received angle in the same condition is studied.
这些代数条件表示为由椭圆与抛物线，椭圆与双曲线确定的广义特征多项式的根的分布。
The algebraic condition can be represented by the distribution of the roots of the generalized characteristic equation of the ellipse and parabola (hyperbola).
从比耐公式出发，结合玻尔———索末菲量子化条件，对类氢原子电子的量子化椭圆轨道，给出了一个简化的推导，并在此基础上，对轨道的稳定性进行进一步的讨论。
A quantized elliptical orbit of electron in hydrogen_like atom is concisely derived from Binet equation with the aid of Bohr_Sommerfeld s quantized condition.
分析了在同等条件下，用误差四边形解决问题比用误差椭圆等方法更客观，合理。
To solve problems with error quadrilateral method is more objective and reasonable than with error ellipse method under same conditions.
同时根据溶洞顶板的特征和边界条件，将其简化为椭圆形和圆形顶板两种力学模型。
According to the characteristic and the boundary conditions, the cavity roof is respectively simplified as two kinds of mechanical models (round model and ellipse model).
本文研究了一类具有非局部边界条件的奇摄动半线性椭圆型方程边值问题。
A class of initial boundary value problems for the singularly perturbed semilinear elliptic equations with nonlocal boundary conditions are considered.
在适当的条件下，曲线可精确表示抛物线、圆弧、椭圆弧。
In the proper conditions, it provides exact reproduction of parabola and elliptic arc.
进而通过对椭圆形井眼周围岩石应力分布的分析，对不同岩性的地层确定了不同的井眼稳定性条件。
By analyzing the rock stress state around the elliptic borehole, the stability conditions are established for different types of formation.
在比（AR）条件更弱的一类超线性条件之下，利用变分方法讨论了一类超线性四阶椭圆方程的无穷多解的存在性。
By means of the variational approach, in a condition weaker than(AR) the existence of infinitely many solutions of fourth-order elliptic equation is discussed.
讨论了在设计参数及运行条件下椭圆轴承和三油楔轴承在中、轻载区的稳定性裕度。
The stability allowance of elliptic bearing and three oil wedge under the design parameter and operating condition in middle and light loading area is discussed.
当脉冲激光辐照PZT陶瓷片时，在适当条件下，激光在样品中所产生的冲击波形上呈现椭圆状的奇异脉冲信号。
When pulsed laser radiation irradiates a PZT ceramic slab, under certain condition there will be unusual shock wave shape like ellipse in the laser induced shock waves in the sample.
讨论了一类具有奇异性的椭圆问题解的存在性。证明了在一定条件下，弱解存在。
This paper discusses the existence of a class of singular elliptic boundary value problems. Under certain conditions, we prove that weak solutions exist.
讨论了一类具有奇异性的椭圆问题解的存在性。证明了在一定条件下，弱解存在。
This paper discusses the existence of a class of singular elliptic boundary value problems. Under certain conditions, we prove that weak solutions exist.
应用推荐