With regard to the question how to cut the helical camber of screw-pump and spiral rod drilling tool in the field of petroleum machine and chemical machine, this paper firstly puts forward the cutting method how to apply the milling with non-instantaneous-pole envelope principle with plate milling cutter in our country.
本论文针对石油、化工机械领域螺杆泵、螺杆钻具转子的螺旋曲面切削加工问题，在国内首次提出了应用盘铣刀的无瞬心包络铣削加工方法。
By using the non-instantaneous section envelope machining principle, a mathematical model of mold grinding helical-spur cylinder gear is established,which is a calculating method to shape axile sectional of grinding wheel for numerical control mold grinding helical-spur cylinder gear.
利用无瞬心包络法成形加工的原理 ,建立了成形磨削斜齿圆柱齿轮的一种数学模型 ,为斜齿圆柱齿轮数控成形磨削的砂轮轴向修形提供了一种计算方法。
In order to enhance the helical-surface of the screw efficiency and the precision in the non-instantaneous center envelope milling,analyzed and compared the commonly used data fitting algorithm,proposed suited the numerical control processing programming the method,Step-Changing Method,it is a common method in NC programming.
为了提高螺杆的螺旋曲面在无瞬心包络铣削中的效率与精度,分析比较了常用数据逼近算法,提出了适合无瞬心包络铣削数控加工的编程方法,即伸缩步长法。
The pericardium, also known as the pericardium collateral, is a membrane surrounding the heart and functions to protect the heart.
心包又称心包络，是包在心脏外面的包膜，有保护心脏的作用。病邪侵犯心脏，心包首先受到影响。
Research for Milling with Non-instantaneous-pole Envelope Theory Applying Technology of Complex and Abnormal Helical Surface;
复杂异形螺旋曲面无瞬心包络铣削理论及应用技术研究
Study on Milling Helical-surface Machining Tech Nique with Four-axial Non-instaneous Envelop;
四自由度无瞬心包络铣削螺旋曲面加工方法研究
It includes the integration of social psychology with network.
它包括网络对社会心理的整合与社会心理对网络的整合。
Picking model and envelope algorithm on order batching problem in distribution center
配送中心订单分批拣货模型及包络算法
Cardiac Sound Envelope Synthesis in Cycle Frequency Domain
一种循环频率域内的心音包络合成方法
low-level packet
低级信息包 -网络
logically unrelated packet
逻辑无关包 -网络
Enterprises may Practise Outsourcing of Core Business to Take the software Industry as a Example;
论企业核心业务的外包——以网络时代的软件产业为例
Effect of Tongxinluo on vasoconstriction induced by the chronic injury of the adventitia in the rat collared carotid artery
通心络超微粉剂对硅胶包裹大鼠颈动脉血管收缩功能的影响(摘要)
The Deepening Disassembly of Value Chain,Outsourcing Network and Core Competency--a Study of Pharmaceutical Industry
价值链深度分解、外包网络与企业的核心能力——以医药业为例
Application of Simplicity-based Envelope Extraction in Heart Sound Segmentation
基于简单度的包络提取算法在心音分段中的应用
In seeral studies included in the reiew, taking tongxinluo improed angina patients' electrocardiogram results.
本分析包括的几项研究中，通心络可以改善心绞痛病人的心电图结果。
Tongxinluo, widely used in parts of Asia, is composed of eight herbs and insects, which are mixed together, ground to a fine powder and enclosed in capsules.
通心络在亚洲部分国家应用广泛，包括8种中药和昆虫混合在一起，磨成细磨，包装成胶囊。
located around the heart or relating to or affecting the pericardium.
位于心周围，关于心包，或影响心包。
nonpacket mode terminal
非包方式终端 -网络
failure envelope
破坏包络线断裂点轨迹
envelope delay scanner
包络延迟特性扫描器