曲柄的

This model eliminates the computational error of the inertia force obtained by static equivalent principle in conventional two-mass model, and can obtain dynamic characteristic data effectively and accurately.

为降低多缸发动机曲柄连杆机构的振动，根据多刚体动力学理论，建立了参数化的曲柄连杆机构动态仿真模型，克服了传统的双质量模型中采用惯性力静力等效法的误差。

The technical proposal includes a frame (9), a suspension frame (1) on the frame (9), a depth wheel (7) and a power system. The invention is characterized in that the power system is connected with one or more than one crank and rocker mechanisms provided with one or more than one cutters(6). The cutter (6) is parallel to the advancing direction of the multifunctional punctuate, strip typed grass root cutter.

技术方案包括机架(9)，位于机架(9)上的悬挂架(1)，限深轮(7)和动力系统，其特征在于，与该动力系统相连接有一个或一个以上的曲柄摇杆机构，在该曲柄摇杆机构上安装了一把或一把以上的切刀(6)，所述切刀(6)与本多功能点、条式牧草切根机的前进方向平行。

According to the static analysis ,the parameter and fixing position of the spring were optimized.

弹簧在双曲柄四杆机构中的安装位置及其刚度对机器人前轮、中轮和后轮的受力都有影响，通过对双曲柄四杆机构的静力学分析优化了弹簧在四杆机构中的安装位置。

Due to this equation,he gets the variation rules of the walking beam's swing angle and the calculation formula of the distance,velocity and accelaration in the hangingpoint movement.

以CYJ10－3－37HB型抽油机为例，计算了其悬点运动参数，并给出了与简化为简谐运动和曲柄滑块机构运动的对比曲线；分析表明，悬点的上、下死点位置不是常规认为的180°和360°（或0°）曲柄转角，因而按常规计算时悬点位移将出现负值。

The compressor is with else crank connecting instrument ,OAD and the composition mould style fixs the necessary demand on the basis of the motorcycle in home and abroad,Consider to exchange and the current demand,Fix that the crank annuls that the use trundles the needle with maintains module KZK and a piston to annul in the way of KBK mould.

1连杆用滚针和保持架组件主要用于发动机，压缩机和其它曲柄连杆机构上，外形尺寸和结构型式的确定根据国内外摩托车的配套要求，考虑到互换和通用的要求，确定了曲柄销用滚针和保持架组件KZK和活塞销用KBK型。

The design, right through the plane crank slider mathematical modeling, Turbor C programming, input slider crank agencies that such remarks parameters and the parameters of the whole movement of the simulation process.

本设计中，通过对平面曲柄滑块机构的数学建模，用Turbor C编程，输入曲柄滑块机构的机构参数和运功参数，实现对整个机构运动过程的仿真。

The design, right through the plane crank slider mathematicalmodeling, Turbor C programming, input slider crank agencies thatsuch remarks parameters and the parameters of the whole movement ofthe simulation process.

本设计中，通过对平面曲柄滑块机构的数学建模，用TurborC编程，输入曲柄滑块机构的机构参数和运功参数，实现对整个机构运动过程的仿真。

Therefore, crank press must be developed vigorously in order to satisfy the needs of the modernization of our country.

与工业先进的国家相比，我国的曲柄压力机制造业仍属落后，主要表现在质量不高、性能不强和品种不全等方面，所以还需大力发展曲柄压力机，以满足强国富民的需要。

This paper gives a precise definition about crank angle between extreme positions for planar four-bar linkage and deduces the range of crank angle between extreme positions of crank-rocker mechanism , slider-crank mechanism and crank shaper mechanism.

对平面四杆机构极位夹角的定义作了较确切的表述，并推导出了曲柄摇杆机构、曲柄滑块机构和摆动导杆机构极位夹角的取值范围。

The necessary condition for the existence of double crank of five - bar linkage with two degree of freedoms is derived on the basis of assembling conditions.

根据格拉肖夫定理推导出二自由度五杆机构的双曲柄存在充分条件；根据装配条件推导了二自由度五杆机构的双曲柄存在的必要条件

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。