The Pumping unit has a double-chain synchronous driving and reverse mechanism, and can realize flexible reverse with stroke increment;
抽油机具有双链条同步驱动换向机构，可实现增距式柔性换向；
The drum type pumping unit with the new reverse mechanism has the advantages of impact structure, light weight and extended gear reducer life.
采用这种机构设计出的滚筒机具有结构紧凑、重量轻及减速器寿命长等优点。
The chain link is the reverse mechanism, functions as sliding bearing and makes the cycle chain and main drive chain parallel to change the circulation into reciprocation.
链结子为换向机构，具有滑动轴承功能，并联循环链和主传动链，把循环运动变为上下往复运动。承载链直接承受平衡载荷，可大幅度减小主传动链的受力。
Reverse mapping provides a mechanism for discovering which processes are using a given physical page of memory.
反向映射提供了一个发现哪些进程正在使用给定的内存物理页的机制。
Not only does DWR save you much client - and server-side coding, but Reverse Ajax also abstracts the whole server-push mechanism away from your code.
DWR不仅省去了大量客户端和服务器端编码，而且ReverseAjax还从代码中将完整的服务器-推送机制抽象出来。
The new unit uses the pitman reserse mechanism instead of the crosshead slide reverse rack, adopts weight balancing instead of air balancing, and is provided with an improved guiding system.
这种抽油机以连杆式换向机构取代原有的十字滑块式换向架，以重块平衡代替气平衡，并改进了导向系统。
CONCLUSION: the mechanism of the reverse changes of enzyme activity in serum is due to the different degrees of activity inhibition by lead.
结论：铅中毒所引起的部分血清酶活性逆向变化的机制是由于其活性受到铅等因素不同程度的抑制所致。
The effect and mechanism of BK501 depressor in the separation of diaspore from kaolinite by reverse flotation was investigated by flotation test, EDS, electrokinetic potential and infrared spectrum.
通过浮选试验，EDS、动电位和红外光谱测定，考察了BK 501抑制剂在一水硬铝石与高岭石反浮选分离中的作用效果和机理。
The target-driven reversing verification method uses the mechanism of reverse reasoning, and reduces the searching space of attacking trace, meaning high efficiency.
目标制导的反向验证方法使用反向推理机制，能够缩小攻击路径的搜索空间，有利于提高效率。
The displacement current mechanism is operative only for capacitors under reverse bias or very weak forward bias conditions which maintain a space-charge layer .
位移电流的机理只对反向偏压或要维持空间电荷层所需要的非常弱的正向偏压条件下的电容器才有用。
As a critical factor of telomerase activity, much progression has been achieved in the study of regulation of human telomerase reverse transcriptase, but the detail mechanism is still not clear.
作为端粒酶活性的关键决定因子，端粒酶逆转录酶的调控研究已取得了重大进展，但具体机制仍不清楚。
Because of the great importance of software reverse engineering, it not only reflect the Idea and Expression Dichotomy Principle, but also be in line with the intellectual property balance mechanism.
由于软件反向工程具有重大的现实意义，它不仅符合思想与表达两分法原则，更体现了知识产权对价平衡机制原理。
While designing and taking precautions against the mechanism of the reverse choice, different subjects will take on different roles.
设计防范逆向选择的机制时，不同的主体应承担起不同的角色。
In the high efficiency and small signal region, we investigate theoretically the efficiency enhancement mechanism of far infrared free electron laser (FIR-FEL) with a reverse tapering waveguide.
在高效率和低电流小信号范围内，理论地分析了用反向渐变波导提高远红外波导自由电子激光器(FIR - FEL)效率的机理。
This paper systematically sums up the reverse design theory of grippers on-off mechanism, applies it to develop the new product and the desired result has been achieved for.
本文系统总结了咬牙开闭机构的反求设计理论，并将其应用于实际的新产品开发中，取得了预期的设计效果。
A mechanism reverse design technique was presented based on chain codes similarity analysis, and followed by a developed prototype system as an example.
基于链码及链码匹配的相似度分析，提出了机构反求设计的方法，并开发了原型系统。
Objective To explore the reverse effect and its mechanism of Xueyaping on left ventricle remodeling resulting from renal hypertension induced by 2K1C in rats.
目的探讨复方中药制剂血压平逆转二肾一夹（2K1C）肾性高血压大鼠左室重构的作用及机制。
The survival time was observed and monitored. The tolerant mechanism was investigated by MLR, DTH, IL-2 reverse and adoptive transfer test.
观察、记录移植物的存活时间，通过ML R、DTH、IL - 2逆转实验及过继性转移实验，探讨耐受机理。
A wheelchair which shifts between forward and reverse by virtue of a roller mechanism which grabs in one direction and slips an opposite direction, thereby preventing binding.
轮椅之间的正向和反向通过一个滚机制美德，在一个方向变化的争夺和单相反的方向，从而防止约束力。
Objective to investigate the reverse effect of Xueyaping on left ventricle remodeling resulting from renal hypertension induced by 2k1c in rats and to explore the mechanism of Xueyaping.
目的研究血压平逆转二肾一夹(2k1c)肾性高血压大鼠左室重构的作用及其机理。
It offers a 48 VDC redundant power input design and is secured with a double protection mechanism; power Polarity Reverse and an Overload Current Resettable Fuse.
它提供了一个48伏直流冗余电源输入设计，配备了双重保护机制：电源极性反转和过载电流自恢复保险丝。
VDN2P - serves as the reverse mapping mechanism for the visitor location (VLR) database.
VDN2P——作为访问者位置(VLR)数据库的反向映射机制。
DN2P - serves as a reverse mapping mechanism for the subscriber databases.
DN2P——作为用户数据库的反向映射机制。
VDN2P - serves as the reverse mapping mechanism for the visitor location (VLR) database.
DN2P --作为用户数据库的反向映射机制。
This thesis discusses CAD for globular indexing CAM mechanism on base of reverse engineering.
本文是围绕弧面分度凸轮机构CAD中的逆向设计进行的。
VDN2P - serves as the reverse mapping mechanism for the visitor location (VLR) database.
作为访问者位置(VLR)数据库的反向映射机制。
In this article, the physiological nature, distribution, mechanism of drug resistance, the way of examination, the clinic significance and the reverse of multidrug resistance were briefly summarized.
本文就LRP的生理特性、分布、耐药机制、检测手段、临床意义及其介导的MDR逆转做一简要综述。
DN2P - serves as a reverse mapping mechanism for the subscriber databases.
作为用户数据库的反向映射机制。
The IL2 reverse test and detection of microchimerism showed that the tolerance mechanism involved anergy, and was related to formation of microchimerism.
IL 2逆转实验、微嵌合体检测表明，该耐受与克隆失活、微嵌合体的存在有关。
Sonic cleaning gives priority to other mode of cleaning(eg. reverse gas, mechanism flapping)and minors in sonic cleaning in order that the dust can be easily wiped out from the filter bag.
声波助清灰是以声波清灰为辅，其它清灰方式（如反吹、振打等）为主，使粉尘易于清除的技术。
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