The invention relates to a bike with an assistor, in particular to a bicycle, tricycle or tetra-cycle with an assistor, comprising a frame, a rear axle, a front axle and a middle shaft.
本发明涉及一种具有助力装置的脚踏车，尤其是指具有助力 装置的自行车、三轮脚踏车或四轮脚踏车。
The race-proven pulleys and drive belts have been carried over from the T1 platform and the super-efficient 20T middle shaft pulley guarantees the best belt wrapping and highly-efficient drivetrain.
比赛证明皮带轮和皮带驱动器已进行了超过从T1的平台和超高效二十○吨中间轴皮带轮保证最好的包装带和高效率的动力。
Two-way pressure has mounted on ball bearings between the shaft and two outer rings, in the middle ring and outer ring were added between the steel ball, able to withstand the two-way axial load.
双向压力球轴承有安装于轴上的中间圈和两个外圈，在中间圈与外圈之间分别加有钢球，能够承受双向轴向负荷。
Xiao li said that he and huang, two people together with the car crash, because be in the elevator shaft, there is no middle shade, elevator fall directly to the negative a layer.
小李说，他和小黄两人随着电梯厢一起坠落，因为是在电梯井中，中间并没有什么遮挡，电梯直接坠落至负一层。
The rotor part is composed of shaft, middle wheel and balancing drum etc.
转子部分由轴、中轮、平衡鼓等组成。
One reducing transmission form the middle of motor and reducer, which has the same shaft for output and input and a simple structure, is introduced.
介绍了一种结构比较简单、输出与输入同轴且输出在电机与减速器中间的减速传动。
This paper introduced the theory of harmonic gear and one reducing transmission from the middle of motor and reducer , which has the same shaft for output and input and a simple structure .
介绍了谐波齿轮传动的工作原理，输入与输出同轴、结构简单、且输出在电机与减速器中间的减速传动。
Objective Discuss the clinical effect of treatment of intertrochanteric femoral fracture combined with middle femoral shaft fracture by long PFN.
目的探讨加长型股骨近端髓内钉治疗股骨转子间合并同侧股骨中段骨折的临床效果。
The spiral vane is fixed on the central shaft, forming a whole body which is disposed at the middle of the spiral air locking valve body and is firmly welded with the spiral air locking valve body.
螺旋叶片固定在中心轴上形成一个整体置于螺旋锁风阀体的中间并与螺旋锁风阀体焊牢。
Cutting tool system is analyzed with the modularization analysis. Based on the function analysis, the cutting tool system can be divided into shaft module, middle module and working module.
对机械加工刀具系统进行模块化分析，在功能分析基础上将刀具系统模块划分为主柄模块、中间模块和工作模块三部分。
In shaft construction, using the method of middle-deep hole explosion can fast and effective build shaft.
在立井井筒施工中，采取中深孔爆破施工方法，是立井快速施工的有效途径。
The axial fixed position preload is applied to middle ring of the shaft, the axial rigidity of the angular contact ball bearing is obtained by the impulse excitation tests.
对转台中环主轴施加轴向定位预紧力，通过脉冲激励法试验得到角接触球轴承的轴向刚度，试验结果与理论结果吻合较好，为转台研制中各轴系预紧量的控制提供了理论和实验依据。
It is the middle of a slender wooden shaft with a hollow circle at both ends of each round, round a few weeks to open mouth square posts.
它中间有一细腰木轴，两端各连一空心圆轮，轮周开几个方形哨口。
It has two circular endplates with the shaft running through the middle of them and curved vanes strung longitudinally between them.
它有两个与贯穿轴圆终板在他们中间悬挂和纵向弯曲叶片之间。
The diameter of the driven gear is smaller than that of the press mounting gear, and the driven gear is fixed at the middle part of the shell through a shaft.
该从动齿轮的直径要远小于压装齿轮的直径，且该从动齿轮通过一轴固定在外壳的中间部位。
The shaft end of the club should point between middle of the left thigh and the pants' zipper.
杆身应该指向左大腿的中间到裤子的拉链之间。
The rims of the end part of the spiral shaft and a main spiral middle part are respectively provided with a straw cutter.
在螺旋轴尾部及主螺旋中部边沿分别有一断草刀。
The ironing unit (7) is assembled in the middle of the wardrobe body (1), and the rotation of a rotary shaft (8) and the motion of ironing clothes are controlled by the intelligent controller (4).
熨烫器(7)安装在柜体(1)中部，绕转轴(8)翻动的动作和熨烫衣裤的动作由智能控制器(4)控制。
The other end of the swing arm is hinged with a wheel shaft of the front wheel. The middle part of the swing arm is supported below the vehicle frame platform by an elastic support.
摆臂的另一端与前轮轮轴铰连，摆臂中部由弹性支座支承于车架平台下面。
Each shaft is connected to screw without core in material pipe, there is opening in middle section of material pipe, there is hopper on opening, and there is agitating device in hopper.
每根主轴都与料管内的无芯螺旋连接，料管中段上部开口，开口上设料斗，料斗内设搅料装置。
Each shaft is connected to screw without core in material pipe, there is opening in middle section of material pipe, there is hopper on opening, and there is agitating device in hopper.
每根主轴都与料管内的无芯螺旋连接，料管中段上部开口，开口上设料斗，料斗内设搅料装置。
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