查询词典 rake

The present paper uses the direct sequence spread spectrum technology, key to short-wave communication and direct sequence spread spectrum correspondence characteristic as well as union advantage, wide frequency code production, the direct sequence spread spectrum communications system technology and the principle, the wide frequency synchronization technology, the RAKE receive technology has conducted the research and the analysis.

本论文采用直接序列扩频技术，重点对短波通信与直接序列扩频通信的特点以及结合的优点，扩频码的产生，直接序列扩频通信系统的技术与原理，扩频同步技术，RAKE接收技术进行了研究与分析。

Of the character of a rake; dissolute.

放荡的具有性生活放纵的特点的；放荡的

And the traditional plough-rake-harrow farming system for dry land was formed.

魏晋南北朝时期北方农业的进与退为网络搜集整理，原创性较弱。

Besides, the stability of plagioclase is not only related to the geological condition such as the component structure of terrane, the rake of plagioclase and so on, but also to the influence of the endogenic and exogenic forces of the earth.

此外，斜岩的稳定性不仅与岩层的成分构成、斜岩的斜度等地质条件相关，而且，与地球的内外营力的影响也有关，其形成的年代越久远构造越稳定。

It is the angle between the face of the tool called the rake face and the normal to the machining direction.

前角：它是被称为前倾面的刀具面与垂直机加工方向的夹角。

This type of rake is used to smooth and level your flower bed.

这种类型的耙是用来顺利和水平，您的花坛。

The wood of China fir and Taiwan zelkova were used for cutting test. Cutting conditions of the tool were rake angle 35°, sharpness angle 29° and clearance angle 26°. Five depths of cut were laboratory fraise for metal cutting. The cutting force measurements, based on the cutting surface of the test material, were performed by a quartz piezoelectric three component dynamometer.

采用杉木与台湾榉之气乾材为试验材料，切削试验以高速度钢材质之平刀进行二次元纵切削(90-0)之平削试验，切削条件中刀具斜度角为35°，刀端角为29°，余隙角为26°，切削深度为0.05、0.1、0.2、0.3与0.5 mm，切削速度为1.1cm/s。

By using the profile modeling machining equipment of helix angle, a new method about grinding rake face of gear cutter hob on tool grinder is presented.

提出一种用螺旋角仿形加工装置在工具磨床上刃磨齿轮滚刀前刀面的方法。

For non-ferrous metallurgy, building materials, chemicals, transportation, environmental protection and other departments to provide the four-rope grab, grab double rope, single-rope grab, electric hydraulic grab, timber grab, double-jaw grab, the more jaw-grasp Doo, shear-grab, rake-Grab, welcomed by the majority of users.

为有色冶金、建材、化工、交通、环保等部门提供的四绳抓斗，双绳抓斗，单绳抓斗，电动液压抓斗，木材抓斗，双颚板抓斗，多颚板抓斗，剪式抓斗，耙集式抓斗，深受广大用户欢迎。

In the first part, first, the operational principle of Varivec Propeller is explained. Secondly, the mathematical model for predicting longitudinal and transverse movement hydrodynamic characteristics of Varivec Propeller under steady or unsteady condition are present, based on the general propeller lifting-surface theory, potential flow theory and Green theorem. Thirdly, theoretical calculation methods for predicting hydrodynamic characteristics when the influence of paraboloidal boss on the performance of Varivec Propeller is or isn't considered are present, based on The finite basic solution method, the unsteady vortex lattice method and Hess-Smith method Different rake angle is adopted according to different desire in practical application.

在理论计算部分，本文首先给出了全方向推进器的工作原理，然后基于常规螺旋桨升力面理论、势流理论和格林定理建立了定常和非定常状态下全方向推进器纵向、横向运动的水动力性能计算的数学模型，并利用有限基本解法、非定常涡格法和Hess-smith方法分别对考虑和不考虑桨毂影响时的全方向推进器纵向、横向运动水动力性能进行了数值预报。

The French are not suggesting a new EU treaty, but they have plenty of other wheezes.

法国人并不是在建议签署一个新的欧盟条约，但他们有许多其他的阴谋。

This letter was written by my brother.

这封信是我弟弟写的。