偏心

To investigate factors influencing its metering quality and work function a simple working model of the eccentricity mandril metering device was developed,displacement and speed equation of the seed during working were analyzed,and the processing course of its filling and throwing were determined.

为探明影响偏心顶杆排种器排种质量及工作性能的因素，建立了排种器的简化工作模型，推导出排种器工作时种子的位移和速度方程，界定了充种和投种过程。

A novel topological index derived from eccentric connectivity has been proposed, and correlated with three thermodynamic properties such as standard enthalpy, standard entropy and standard formation free energy of 94 molecules of mercaptans and thioether s.

提出了一个新的拓扑指数，并用此指数和与此有关的偏心连通性指数研究了 71个硫醚分子和 2 3个硫醇的气态标准生成热(-△Hf2 98 )，气态标准熵(S2 98 )，气态标准生成自由能(△Gf2 98 )等三类热力学性质。

The encoder body is fixed by means of two flexible mountings which compensate for minor shaft misalignment.

编码器是固定的机构通过两个灵活的固定的补偿轻微轴偏心。

For the case of deep oil well, pumping rod is eccentric in oil tube during the oil recovery.

在采油过程中，由于油井较深的缘故，抽油杆在油管中是处于偏心位置的，聚驱井产出液在抽油杆做轴向运动的井筒中的流动问题就是非Newton流体在内管。。。

Production process of silicone oil-finished three-dimensional crimp ed hollow PET staple fiber;2. Using irregular length 3.33 dtex three-dimensional crimp hollow PET staple fibre to blend wool polyester double serge;3. The fibers exhibited three-dimensional crimp .

以PPS为皮层、PA6(尼龙6)为芯层，研究了PPS/PA6偏心皮芯型复合纤维的制备，拉伸后得到具有三维卷曲性能的纤维，对纤维力学性能以及耐酸性能进行了一系列的测试。

The gravitational vehicle driven gravitationally has wheel pendulum, eccentric pendulum and other structure for best utilization of gravity force.

重力车充分利用重力作动力，车体与车轮摆连接，偏心摆等结构可利用更多重力。

The present invention relates to a reduction box mainly composed of coaxial line input shaft, output shaft, internal ring gear, eccentric toothed plate engaged with the internal ring gear and pin shaft.

本发明涉及一种同轴输入输出单级齿轮差齿减速箱，该减速箱主要由同轴线的输入轴1、输出轴7、内齿圈6，与内齿圈6啮合的偏心齿片5、销轴3等构成。

Theintake stroke takes place by means of the piston spring when the exccentric moves back.

当偏心凸轮后退时，通过活塞弹簧完成吸入行程。

The aberration properties of optical systems with large tilted and decentered plane-parallel refractive plate system and wedge system were analyzed with a new primary aberration analysis method for non-coaxial optical systems,i.e.vector aberration theory.

运用一种新的分析偏心和倾斜光学系统初级像差特性的方法-矢量像差理论，分析了具有较大交叉倾斜角的平行平板光学系统和具有较大倾斜角的光楔光学系统的像差特性。

Master drives use the eccentric planet gear and a direct gear composition.

主传动采用偏心行星齿轮和一对直齿轮组成。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。