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Based on image we study the tool path generation technology and problem of tool path planning. We put forward an algorithm for self-discrimination of island relation and an automatic intersected method of the region machining unit, which can judge the relationship among any plane obturate contour line effectively and swiftly. We also study the tool path generation technology of two-dimensional machining, basso-relievo machining, three-dimensional lifting-pen machining. Meanwhile, we put forward an optimize approach of tool path, which improve the efficiency of engraving.

研究了图像的刀具路径生成技术与轨迹规划问题，提出了基于射线的岛屿关系自动判断和区域加工单元的自动分割方法，有效、快速地判断了平面任意封闭轮廓线之间的关系，研究了平面任意区域填充加工、浮雕加工、三维提笔加工的刀具路径生成的技术，提出了刀具路径优化方法，提高了雕刻加工的质量和效率。

We put forward an algorithm for self - discrimination of island relation and an automatic intersected method of the region machining unit , which can judge the relationship among any plane obturate contour line effectively and swiftly . we also study the tool path generation technology of two - dimensional machining , basso - relievo machining , three - dimensional lifting - pen machining . meanwhile , we put forward an optimize approach of tool path , which improve the efficiency of engraving

研究了图像的刀具路径生成技术与轨迹规划问题，提出了基于射线的岛屿关系自动判断和区域加工单元的自动分割方法，有效、快速地判断了平面任意封闭轮廓线之间的关系，研究了平面任意区域填充加工、浮雕加工、三维提笔加工的刀具路径生成的技术，提出了刀具路径优化方法，提高了雕刻加工的质量和效率。

Introduces a method of taking the value of braking deceleration when the shaft single-rope winding cage was braking,and breaking deceleration when overfall puts forward the gravity of a cage with braking force and the deceleration degree three correlation,puts forward reasonable value characteristic index of safety catch and overfall ,thus attaining to the optimun design of braking force.

介绍了立井单绳提升罐笼在断绳时制动减速度、过放时防坠器制动力的取值方法，提出了罐笼的重力与制动力及减速度三者间相互关系，防坠器及防过放制动力特性系数的合理取值，从而达到制动力优化设计。

Forward The group with the flags was 10 meters forward of the rest of the parade.

举着旗的团队在其余游行的队伍的前方 10 米处。

In Guangdong province, after analyzing respective strongpoint and shortcoming of some video detecting methods, two kinds of ideas are put forward, and then an effective algorithm of peccancy surveillance based on video technology is brought forward to settle this problem.

论文以广东某公司的"视频检测闯红灯自动记录仪"课题为背景，在研究视频处理的运动检测基础之上，分析了各自的优缺点，提出了两种检测违章车辆的方案，形成了一种违章车辆检测算法，实际应用结果证明了这一算法的有效性。

On its way forward, this pellet releases the slide to go forward and fire next round.

在前进的道路上，这颗粒释放幻灯片前进和火灾下一轮。

This paper, based on multi information database of smoke aerosol in early fire, concludes and analyzes the inherent ability of forward scatter-type photoelectric smoke detector. A feasible arithmetic disposal technology and an intelligent way for fire detection are proposed, which effectively improves the fire detection and antijamming ability of current forward scatter-type photoelectric smoke detector.

以国家科技部973项目中建立的火灾探测应用环境及火灾信息数据库为依据，对目前使用最为广泛的前向散射型光电感烟探测器固有特性的归纳和分析，通过数据挖掘，提出一种切实可行的算法处理技术和智能判断火灾方法，有效提高了现有前向散射型光电感烟探测器的火灾探测及其抗干扰能力。

In the background of urban and rural development, piron comrade rural medical attention system reform, migrant workers and their entrance etc bears insurance problems affecting the vital interests of the people's livelihood, put forward Suggestions and advice for the operation of city, also put forward the original idea, produces a wide range of social influence.

在统筹城乡发展的背景之下，刘强同志高度关注农村医疗制度改革、农民工保险和子女入学等事关群众切身利益的民生问题，多次提出好的意见和建议，还对经营城市理念提出了独到的见解，产生了较为广泛的社会影响。

In the procedure of researching and developing project, brings forward the method of fast establishing new project based on template file; develops the module used for forecasting movement and deformation of multiple random-shape faces according to probability integral principle; according to the traits of forecasted data, puts forward a new algorithm of drawing isoclines in Maplnfo environment; designs the new algorithm of drawing section plane and the new calculation of area and volume of subsided section based on isoclines; at the same time, gives the rale of classifying mine surface damage under GIS environment on the basis of GIS uncertainty theory.

在课题的研制过程中，提出了以模板文件形式快速建立新项目的方法；运用概率积分法编写了任意形状多工作面开采沉陷地表移动与变形预计模块；根据预计数据的特点，基于MapInfo设计了等值线新的绘制算法；基于等值线设计了新的剖面图绘制算法和塌陷区面积、体积的计算方法；并结合GIS不确定性理论提出了GIS图形环境下矿区地表塌陷破坏等级划分准则。

The study also investigates two types of planform modifications: 1. tapered vanes; 2. forward-swept and aft-swept vanes. The results show that with the same surface areas, forward-swept vanes and tapered vanes with constant height and larger length are able to improve the function on sediment control.

本研究同时探讨板顶束缩及板顶前后倾两种板形的改变，结果显示在固定面积的情况下，板高固定与板长改变的板顶束缩及板顶前倾两种形状的改变可增进潜板的效能，在决定潜板形状时，可参照二者的变化加以评估。

I had a lovely dog named PiPi, he was one of my best friends.

我曾经有过一只小狗，它的名字叫皮皮，它很善良，它是我最忠实的朋友。

Newly ovulated mouse oocytes were cultured in the CZB medium supplemented with different concentrations of pyruvate before treated for activation or assayed for MPF activity.

我们猜测卵母细胞在不含丙酮酸的条件下老化的更快，并且卵丘细胞可能通过消耗不含葡萄糖的CZB中的丙酮酸从而促进卵母细胞老化。