The system can display in 3d the robots with higher quality graphics on pc by adopting the solid model technology, and modify the model of robots according to the size given by users, so that the parametric modeling is realized under interactive mode. it realizes the graphics simulation of robots in kinematics in both articulatory space and cartesian space, and it also realizes the animated simulation of trajectory of linear interpolation in point - to - point mode. the movement of robots can be realized by graphics teaching or programming
該系統採用實體造
型，能在微機上顯示較高質量的機器人的三維圖形，可以按照用戶給出的尺寸修改模
型，在交互方式下，實現機器人的參數化造
型；系統能夠在關節空間和笛卡爾空間中進行運動學的圖形模擬，能進行點到點直線插補軌
跡的動畫顯示，機器人的動作可以示教再現，也可以由程序設定。
After that, it discusses the specific design of the hi - lo angle and the azimuth angle acquisition module and the track caculating module, as well as the
然後討論了方位、高低角度數據採集模塊、航
跡解算模塊等的具體設計，著重討論了飛行器數學模
型的建立和導彈自動制導的實現。
50 years of bigfoot tracks have been documented, a few showing what some scientists are convinced are the anatomical signatures of a large bipedal primate
50年來關于巨人足
跡調查歷歷在案，一些資料顯示，也是一些科學家所堅信的，這是一種大
型靈掌類兩足動物
The cultivation enterprise first founded by li fucheng with a loan of 5000 rmb 20 years ago has now developed into a large comprehensive corporation, fucheng corporation ? a body of backbone enterprises of beef cattle cultivation, butchering and processing, fodder production, white wine brewage, cooked food processing, real estate development, beverage production, hotels and repast service, etc, which is doubtlessly a wonder
李福成先生二十年前從貸款5000元起家創辦養殖企業，二十年後的今天已經發展成為集肉牛飼養、屠宰加工、飼料生產、白酒釀造、熟食加工、房地產開發、飲料生產、酒店和餐飲服務等支柱企業為一體的大
型綜合企業? ?福成集團，無疑是一個奇
跡。
Yet the evidence of a global trend of broadsheet newspapers converting to compact formats is inconsistent
但大報向小
型版式轉變的全球趨勢表現出來的卻是不一致的
跡象。
The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained
本文將近地共面軌道內運動的兩飛行器非線性追逃模
型簡化為線性模
型，以捕獲半徑的圓域定為目標集，確定目標集邊界上的可用部分，並以此為各狀態變量的起點，對時間進行倒向積分，求得線性方程組的解析解，從而確定了該追逃模
型的線性界柵，以及界柵上對策雙方的最優推力，即求得了滿足最優策略時相對運動的軌
跡和推力。
There are hints that difference in the type and degree of cementation can be related to specific environments.
有一些
跡象說明膠結類
型和膠結程度的差異可與特定環境聯系起來。
A single are needle sewing blind stitching, a sewing thread hook taking up thread, forming type 103 single thread chain stitch
單弧針擺刺料、擺動線鉤勾線，形成103
型單線鏈式線
跡。採用圓筒式機構，適合襪子、手套、羊毛衫、褲管口等暗縫。
Also during the book exhibition, a large outdoor informational seminar entitled " love and peaceful mind coffee hour " was held. as the fragrant aroma of coffee filled the air, participants listened to a live performance of heavenly music while video documentaries guided them through a history of supreme master ching hai s worldwide peace efforts
書展期間也舉辦了一場愛與和平心靈tea party的大
型戶外發表會，讓讀者能在咖啡飄香中，聆聽如天籟般悅耳的音樂現場演奏，並藉著影片共同進入清海無上師為和平奔走的歷史軌
跡中。
For the model, we designed pd + adaptive compensative controller to realize trajectory tracking
針對該模
型我們設計了pd +適應補償控制器以實現軌
跡跟蹤控制。
The former put stress on the research of time optimal control method, fuzzy discursion and moving track, and the latter on the study of ekf recursion algorithms, noise model and noise characteristic identification
前者的重點是最優時間控制方法、模糊控制器的推理以及運動相軌
跡分析；後者側重於ekf的狀態估計方法、噪聲模
型對濾波估計性能的影響以及噪聲模
型的辯識方法。
With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上，根據圓錐形、楔形陰極真空微電子三極體的不同特點，分別建立了物理和數學模
型，在考慮空間電荷密度影響的前提下，以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況，繪制出了等勢線、電子軌
跡線，並得到了器件電學性能隨幾何參數的變化情況。
It is the epictetus who smiles when the last vestige of physical welfare is removed. the time came, in the third year, when this thinking began to produce results in the warren street place
只有埃普克提圖類
型的主張忍耐與節制的人，才會在最後的一絲物質幸福的痕
跡被抹掉的時候，能一笑置之。
Many economists, from adam smith, carl marx, marshall to bain, galbraith and chandler, have treatises on the tendency of enterprises " becoming larger. in more than two hundred years, we can see the track of their thought in their respective works : the wealth of the nations, principles of economics, the theory of industrial organization, monopoly and economic concentration, and visible hand
關于企業大
型化的趨勢從亞當?斯密開始，經馬克思、馬歇爾、到貝恩、加爾布雷斯和小艾爾弗雷德?錢德勒，二百多年來，國外學者論著眾多，我們可以從《國富論》 、 《資本論》 、 《經濟學原理》 、 《產業組織論》 、 《新產業國家》和《看得見的手》等系列文獻中看到他們的理論思想軌
跡。
Several regression models, with an independent variable of sea surface geostrophic current, were set up to simulate the real trajectories of drifters
對南海中伴隨渦旋運動的2個浮標模擬試驗顯示，諸多模
型中以海表地轉流、風海流及背景流為自變量的回歸模
型模擬浮標漂流軌
跡效果較好。
Specification for pipe wrenches - footprint type wrenches
管子扳手規范.第2部分:軌跡型扳手
