引言

As substitute for fluorite lens,a double-layer DOE is used in a long focal-length apochromatic objective lens.

0引言表面微结构衍射光学元件在现代光学系统中的应用越来越广泛[1-2]。

The Einstein quotation is almost certainly apocryphal, but the sentiment has an element of truth.

上述爱因斯坦的引言当然不足为信，但它的意思却含有真理的成分。

Intergral approximate calculation is widely used in many practical projects.

0引言积分的近似计算是实际工作中最常碰到的数学问题之一，例如在原子能科学技术领域和武器装备论证时会出现许多复杂的单重与多重积分。

The method does not require the supremum of the optimal approximation error being known.

引言月球探测车在松软土壤上行驶时的驱动动力学非常复杂。

The characteristics of B|spline basis function is first discussed, based on which B|spline neural network is proved to be a universal approximator.

1引言对于一个给定的非线性函数，我们都知道用神经网络可以以任意的精度来逼近它，原因就是神经网络是全局逼近器［1］。

Explosive force is one of the main expressions of speed and force and the arithmetic product of speed and force.

0引言人体所有运动几乎都是为对抗阻力而产生的，所以力量在人体运动中起着至关重要的作用。

The composition, working principle and control arithmetic of a high - speed aviation engine clutch bearing test machine is introduced.

0引言 发动机离合器轴承是发动机的起动机与工作机之间的连接轴承。

This paper analyses the characteristic of network for armada.Twelve factors which influence network reliability of armada are concluded.

0引言以信息化和网络化为中心的海上编队作战，已经成为现代海上作战的基本模式，多节点分布式网络化的作战系统已成为海上作战系统发展的主导方向。

It is considered that the failure of surge arrester is caused mainly by moisture ingress which characterized by local temperature rise.

0引言避雷器是用来限制由线路传来的雷电过电压或由操作引起的内部过电压的一种电气设备。

The essential insulation information of the main electric equipments(including arrestor,capacitive device,transformer,GIS etc) in substation was also discussed.

1引言高压电气设备在电网中具有举足轻重的地位，如果其绝缘部分缺陷或劣化，将会发生影响设备和电网安全运行的绝缘故障或事故。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。