查询词典 critical path method

In this paper, we analysis signal model of multi-path environment, and use high order cumulant method, together with some general DOA estimating method, to estimate DOA of multi-path accurately.

本文针对多径的影响，分析了多径情况下的信号模型，并采用基于高阶累积量的方法来解决多径情况下的DOA估计。

The concept of zero-path tracking in homotopy is generalized into minimum-path tracking and a new method for the training of multi-layer perceptron is thus put forward──the homotopic BP algorithm. An analysis is made on the convergence property of the proposed method.

采用同伦BP算法进行多层前向网络的训练高小榕，杨福生（清华大学电机及应用电子工程系北京100084）摘要本文把同伦论中零点路径跟踪的概念推广到多层前向网络能量函数极小点路径的跟踪，从而提出多层前向网络一种新的训练方法──同伦BP算法（包括教师同伦和输入同伦），并且分析了其收敛性质。

2 Treatment method is less than a month treat a little patient to use method of massage drop medicine first, treat 1~2 week, 2~3min is massaged before daily drop medicine, be more than the little patient of a month, if drop medicine treats 1~2 week to did not see,improve to still have apparently weep the person that reach secretion, applied medicaments pressurization rinses lachrymal path, use pinhead of vein of skin of tube head of nylon of self-restrained and different type to grind blunt, make rinse a needle continuously, groovy operation, after syringe needle inserts lachrymal canaliculus, nylon the canal is secured with adhesive plaster at the head, undertake rinsing, 1 / D, with oxygen fluorine to lotion Sha Xing adds loose diluent of rice of ground a place of strategic importance, pressurization rinses 3~4 second, invalid still, undertake probing of groovy tear path is operated.

我科自2000年1月至2006年12月，共治疗新生儿泪囊炎178例、230眼，疗效满足，报告分析如下。1资料和方法1.1一般资料新生儿泪囊炎患儿168例、230眼，男102例，女66例，年龄：2d~3个月，均为本院眼科门诊确诊的新生儿泪囊炎患儿。1.2治疗方法小于1个月的首次就治患儿采用按摩滴药法，治疗1~2周，每日滴药前按摩2~3min，大于1个月的患儿，如滴药治疗1~2周未见明显好转仍有流泪及分泌物者，应用药物加压冲洗泪道，采用自制不同型号尼龙管头皮静脉针头磨钝，制成直的冲洗针，常规操作，针头插入泪小管后，将尼龙管用胶布固定于头部，进行冲洗，1次/d，冲洗液用氧氟沙星加地塞米松稀释液，加压冲洗3~4次，仍然无效的，进行常规泪道探通术操作。1.3治疗标准无流泪、无分泌物、泪道冲洗畅通，反之则无效，结果168例，230眼，治愈166例，228眼，其中按摩治疗49例，冲洗86眼，探通31眼。。。

The method fully utilizes the potentials of artifical neural network and fuzzy logic to solve dynamic path planning problem of mobile robot. The computer simulation experiment shows that the method has good path planning ability.

该方法充分挖掘了应用人工神经网络、模糊推理解决移动机器人动态路径规划的潜力，通过计算机仿真表明该控制方法具有良好的动态路径规划能力。

Using this method, the optical path difference can be detected accurately, if put medium to the light path. Therefore, it is a new method to measure medium refractive index.

如果在光路中放入介质，用这种方法可以很精确地测量出由此引人的光程差，并给出了一个测量介质折射率的新方法。

For NC machining of plane section method, the machining path of tool cutting plane and implicit surface can be found, and the curve of the tool path is drawn by the positive-negative method.

把隐函数的优势应用到数控加工编程中，即对于截面法的数控加工，求出刀具切削平面与隐函数曲面的加工轨迹，再用正负法绘制刀具轨迹曲线。

This testing algorithm is called Sectionalized Test Method, which can shorten the testing time of path interference. For single mobile robot, we have presented a new path planning method via hybrid GA.

对于单机器人路径规划问题，本文首次开发了一种用于路径规划的混合遗传算法，由于在这个混合遗传算法中引入了个体编码串的解码变换方法，从而保证了由任意一个二进制编码串出发最终都能够找到一条有效的机器人行走路径。

For convenience of the comparison and application, method for calculating the binder path length is set up in accordance with Newton-Cotes method under the aid of computer. The binder shrinkages, which are more useful in fabric production, are converted from binder path length, and compared with the testing shrinkage results.

为了方便比较和应用，采用Newton-cotes法，建立了接结纱曲线长度的计算方法，并由计算机进行求解；再将模型计算的接结纱长度转化为接结纱缩率，并与实际测试的接结纱缩率相比较，发现两者基本是一致的，误差较小，说明建立的接结纱模型是正确的。

The first one is Vector Pursuit which is based on Screw Theory. The second one is Replicate Line Method presented by this thesis which is presented according to the skid-steering property of track-laying mobile robot and the constraint of its working environment. Thirdly, use the path tracking method proposed by Kanayama for reference to control the robot moving for the current position to the desired position with the desired velocity, so make the path tracking process more precise.

然后从运动学方面，根据机器人当前位置与目标点的位置偏差和角度偏差，采用基于螺旋理论的向量追击法，以及本文根据履带式移动机器人运动特点和工作环境特点提出了的轨迹跟踪方法，折线法，来确定机器人的期望运动；再借鉴Kanayama提出的轨迹跟踪控制方法，对机器人以期望运动速度从当前位置运动到目标点的过程进行控制，从而进一步精确了跟踪过程。

The network planning technique is a kind of method formulating plans and project management execution. Critical path method and Program Evaluation and Review Technique are commonly used.

网络计划技术是一种制定计划和对项目进行管理的方法，最常用的即是关键线路法CPM和计划评审技术PERT。

Sodium citrate; calcium carbonate; calcium hydroxide; potassium bicorbonate; magnesium carbonate; ferrous sulphate; Zinc sulphate; copper sulphate; manganese sulphate; potassium iodide; sodium selenite.

柠檬酸钠；碳酸钙；氢氧化钙；碳酸氢钾；碳酸镁；硫酸亚铁；硫酸锌；硫酸铜；硫酸锰；碘化钾；亚硒酸钠。

All this to say that I'm glad filmmaking hasn't become completely ironic. I can enjoy an ironic film as much as the next person, but they usually involve a message of some sort. One that's delivered in a smirkingly clever way that requires little in the way of talent.

所有这些都是说，我很高兴电影制作没有变成完全讽刺艺术，我可以和下一个人一样享受讽刺电影的乐趣，虽然他们经常会被划归到一定级别，技术方面不需要很高的才能。