Through the failure analysis of connecting bolt of down rod, it points out that it is not correct to put the thinner nut outer side if the double nut anti-loose method is adopted.
通过对游梁式抽油机对接式连杆下接头连接螺栓的失效分析，指出了采用双螺母防松时，将薄型螺母放置在外侧是不恰当的。
He looked down to relieve the pain of his neck, and stared at the rusty chain at his feet, which coiled around a metal rod.
他低下了头来缓解脖子的疼痛，眼睛停留在脚下生锈的铁链上，那铁链绕在一根金属杆上。
Then came steel strings, and that led to the lap guitar—which is also called the steel guitar because the player slides a steel rod up and down the neck.
然后出现了钢丝弦，接着膝上吉他就诞生了。膝上吉他也被称为钢吉他，因为演奏者会在琴颈上下滑动一个钢棒。
Its model involves a two-mirrored system that directs sunlight down an optical rod onto a small (1 square centimeter) photovoltaic cell.
它的模型有一个双面镜像系统。该系统直接把阳光投射进一块小型(1平方厘米大小)光伏电池的光学感应棒上。
Halfway up the hill, he saw an elephant coming down, with a small bundle of leaves on its back and a mahout poking its ear with an iron rod.
就在上到半山腰的时候，他看到了迎面走过来一头大象，大象背上背着一小捆树叶，旁边看象人拿一根小铁棒在拨弄着它的耳朵。
He looked down, to relieve his neck, and stared at the rusty chain at his feet, coiled around the metal rod that connected the cycle to the cart.
他低下了头，来缓解脖子的疼痛，眼睛停留在脚下生锈的铁链上，那铁链绕在连接自行车和拖车的金属杆周围。
Thrust a rod from its last shoot down the stem; it shall point to the center of the earth as long as the tree lives.
从它初发的嫩枝旁沿茎插一根笔直的杆子；只要这树活着，杆子将一直指着地心。
That force is a drive rod up and down which causes it Power Take-off System to turn a Generator inside the buoy.
这些浮标的原理是海浪的涨潮和退潮的作用，当海水涨潮或退潮时，“动力起飞系统”就可以利用这些能源推动发电机。
Then hand-tighten the pivot rod’s retaining nut enough that the rod can still move up and down.
然后手动旋紧螺母但保证旋杆能上下移动。
In crosshead-type engines, the piston fastens to a vertical piston rod whose lower end is attached to a sliding member called a crosshead, which slides up an down in guides.
在十字头型发动机中，活塞连接在一根垂直的活塞杆上，活塞杆的下端又连接在一个叫做十字头的滑动构件上，十字头在导轨中上下滑动。
When the lever is raised to the vertical position it pushes a removable "Push Rod" down.
当手柄抬高到垂直位置，它就将可拆卸“压杆”压下。
Deformation of helical buckling appeared on rod during down stroke is also analyzed.
同时分析了下冲程抽油杆所产生的螺旋弯曲变形。
Their power was also increased by introducing a control rod which moved up and down with the beam .
因为增加了一根随着吊杆上下移动的控制杆，发动机的功率也增大了。
The response amplitude also relates to the impact direction. When the reactor moved down rapidly, the response displacement of the control rod is larger.
冲击响应幅值还与冲击方向有关，当冲击位移向下时，控制棒的响应位移相对比较大。
It takes ball screws as drive machine, engaged electromagnet to drive steady control rod up and down, disengaged electromagnet to drop the control rod rapidly.
该机构采用滚珠丝杠副的传动方式，通过电磁铁的吸合，可以带动稳态控制棒上下运行，当释放电磁铁时，可以实现快速落棒。
The critical acceleration for the control rod not to move up or down abnormally was determined using them.
通过对计算结果进行分析，得出不同温度、流量下水力驱动控制棒系统不出现异常提棒现象的临界加速度。
We just sat down when she saw a buoy sank, dad shouted nervous: "promise, fast charge rod."
我们刚坐下来，就看见浮标沉了下去，爸爸紧张地叫起来：“许诺，快收鱼杆。”
This technique eliminates the tube in conventional mechanical lifting, takes hollow rod as the transmission medium and oil flow channel and discharges fluid during down stroke.
该项工艺省去原机械举升中的油管，利用空心杆作为传动介质和油流通道，下冲程挤压排液。
When Wells run at one or some of the above states, and the practical down stroke axial load of the plunger is greater than the critical axial load, the wear of rod string and tubing will take place.
当抽油杆柱在上述一个或几个条件共同作用下达到偏磨临界条件时。杆管将产生偏磨。
The identification of down-hole dynamometer card is the key to making the diagnosis expert system for pumping with rod.
井下示功图的自动识别是建造有杆抽油工况诊断专家系统的一个技术关键。
The manual withdrawal device realizes the withdrawal and discharging on the withdrawal objects by driving the bottom frame and the blow off valve to move up and down through the pull rod.
本实用新型通过拉杆带动底阀、排空阀的上、下运动，实现对抽取对象的抽取排出。
There is an explosion in the cylinder. The explosion pushes the piston down. The piston is attached to a rod. The rod is attached to the crankshaft of the car.
汽缸内产生爆炸，把活塞向下推动，活塞连着连杆，连杆又连着汽车曲轴。
Slide the depth adjustment rod (Q) down so that it meets the lowest turret stop (p).
滑下深度调节杆(Q)使其接触最低的限位座(P)。
Exodus 7:12 For they cast down every man his rod, and they became serpents: but Aaron's rod swallowed up their rods.
出7：12他们各人丢下自己的杖，杖就变作蛇，但亚伦的杖吞了他们的杖。
Today some people use lightning rods. these are long metal poles. people put them high up on the roofs of their houses. a wire runs from the rod down into the ground .
现如今有一些人使用避雷针，避雷针是一根长长的金属杆。人们把它们高高的放在房子上面，再用一根导线连接到地上。
Upper and lower ends of the hydro-cylinder identity are installed upper pressure board and down pressure board, which has piston rod and connecting stick.
复合式弯辊液压缸缸体的上、下端分别装有上压板和下压板组成油缸，里面装有活塞杆和连接杆。
The connecting rod transmits the up-and-down motion of the piston to the crankshaft, which changes it into rotary motion .
那连接竿送活塞的上上下下运动到机桥，将它换成旋转的运动。
Every day he went out fishing. Once, as he was sitting with his rod, looking at the clear water, his line suddenly went down, and when he drew it up again he brought out a large Golden fish.
一天，他拿着钓竿坐在海边，看着清澈的海水忽然，鱼线猛的往下沉，等他把钓钩拉上来时，发现钓上来一条很大的金鱼。
In fact, now lighting will not hit the house. it hits the rod instead. The lightning goes down the rod and down the wire. it ends up in the ground. here, the lightning can't hurt anything.
事实上，这样的话闪电就不会击到房子上了，而是通过避雷针再通过导线传到大地。所以呢，闪电就无法造成伤害了。
Original invention of single rod control mechanism, integrate to adjust. seat slide, seat up and down, and back Angle by one single rod, enable user more friendly operating.
独创的单杆式操控底盘，将滑座、座垫高低、椅背倾仰集中于一杆进行调整，操控更趋人性化。
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