查询词典 ax

"About 700,000 years ago, the first rough hand ax appeared; it was later refined and used with other tools in the Acheulean industry."

"大约700，000年前，第一支粗糙的手斧出现，后来在阿舍尔文化期工艺时期加以改进并与其它工具一起使用。"

Earlier work hinted that improvements in tool technology around 1.4 million years ago—namely, the advent of the Acheulean hand ax—allowed hominids to leave Africa.

先前的研究结论给人的印象是，大约140万年前，制作工具的技术改进了，人类因而能够离开非洲。

The least norm solutions of symmetric and skew antisymmetric matrix equations (A~TXA, XA — YAD)=(D, 0)are also considered. 3. The least-squares solutions and the least norm solutions of the quaternion matrix equations AX = B and XD = E are studied by using

借助四元数的复表示方法，研究四元数矩阵方程组AX=B，XD=E的最小二乘问题和极小范数解的问题，并对主子阵约束下的方程组的解进行了讨论，得到了它们的显式表示。

In Section 1, without assuming operators to be continuous and cones to be normal, we use the Monchs compactness condition to study the existence and iterative approximation theorem of solutions and coupled minimal and maximal quasi-solutions for a class of nonlinear operator equations x = Ax, x under more extensive and weaker conditions than those used in [18] in ordered Banach spaces.

践一节中，利用M加ch的紧性条件，在比文献［18］更广泛的较弱的条件下，在不假潞子连续和拄酬的前提下，研究了Ball''crl空间中一描F线腑子方程X—川巳F）的解和最小最大耦合解的存在与迭代跳定理，并应用到Ban呐空间中非线性VOlterra型积分方程和常徽分方程的初值问题。

No," said the first one,"I found the ax, so it is mine.

不，"第一个人说，"是我发现的，因此是我的。

"No," said the first one,"I found the ax, so it is mine."

"不"第一个人说"是我发现这个斧头的，所以它是我的"

If you have the money, you should buy a really good ax.

如果你有钱，你应该买一个非常好的斧头。

Without my ax, I will not be able to earn any money.

没了我的斧子，我就不能挣钱了。

I did it with my ax.

我对我的斧头做它。

Do you know where your ax is?

知道自己的斧头在哪儿吗？

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。