Therehave been four other cases in which space objects have collidedaccidentally in orbit, NASA said.

An analysis on SARS epidemiological characteristics from four outbreaks

从四起SARS爆发案例分析SARS的流行病学特征

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Noxious trends were rampant.

妖风四起。

词典精选例句

Grumbles are heard all round.

怨言四起。

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War raged all over the land.

风烟四起。

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Shots were fired about in all directions.

枪声四起。

汉英大词典

One had to listen hard to catch the words of the President's speech as the delegates booed and hissed

代表们嘘声四起，很难听清总统的讲话。

柯林斯高阶英汉双解学习词典

Mathematically a 2D constrained design system can be modeled by m independent nonlinear equations with n design variables and the design process can be viewed as a process of solving a geometric constraint system.

二维变量化设计系统可以用含有n个未知数、m个方程的非线性方程组表示。

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Since these expressions have the same unknowns of x, y, h,α,β, if we use the precursory data above mentioned sufficiently, the combining inversion should be feasible.

由于在这些表达式中具有相同的未知数F、x、y、h、α、β，充分利用上述各种前兆场观测数据，联合反演潜在震源参数应该是可行的。

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Whether applications will be available without the Marketplace system ( and what capabilities such applications might have) is another unknown.

没有Marketplace系统（以及这样的应用可能拥有的能力）应用程序是否还可用是另一个未知数。

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Both of these two algorithms reduce the memery storage to O ( N) and computation complexity to O ( N log N), where Ar is the number of unknowns.

这两种算法都将存储量减少到了O（N），而计算复杂度降低到了O（n log n），其中N是未知数的个数。

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However, the future of which video codec will become dominant is still an unresolved matter.

然而未来到底哪种视频codec会占据统治地位依旧是个未知数。

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And this is my first equation, and I have as an unknown the frictional force, a and so I cannot solve for both.

这是我的第一个等式，摩擦力还是未知数，是未知数，，and，I，have，as，an，unknown，a，所以没法得出两个解。

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And now I have two equations-with two unknowns& QP I can solve for both.

现在有两个方程，和两个未知数-，和vP-，QP，and，v，of，P&，and，so，可以解出来了。

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Because there are so many unknown numbers during the solving process, we use Visual C++ 6.0 to write the algorithm program for solving that matrix.

因为求解过程中未知数的个数较多，这里利用Visual c++6.0来编制求解方程组的算法程序。

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But while her private life may be unsettled, there is nothing messy about Taylor.

尽管父母的私生活具体情况还是个未知数，这丝毫影响不到Taylor。

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I did so and found Captain Nemo busy with calculations in which there was no shortage of X and other algebraic signs.

我进去，我见船长正聚精会神地作计算，上面有很多X未知数和其它的代数符号。

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Condition Adjustment with Parameters and Precision Estimation for Junction Point Network Junction is a composite.

结点网按附有未知数的条件平差及精度评定Junction是一个意义的合成，只表达一个意义；

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So let's start with a case when we have some number of the equations say n equations and n unknown.

所以让我们从一个例子入手，当我们有一些方程式，假定n个方程，n个未知数。

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X and y are unknowns.

x和y代表两个未知数。

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The influences of reinforced ribs on boundary element equations is accumulated in matrixes H, G.

本方法不增加边界元方程的未知数，加强筋的影响只体现在矩阵H和G中。

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