hydraulic drive and control system of shield screw conveyor

research progress on faults diagnosis technology of hydraulic drive and control system

液压传动及控制系统故障诊断技术的新进展

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hydraulic servo system is an important component of the control field. it is a new science and technology developed on the basis of hydraulic transmission and automatic control technology.

液压伺服系统是控制领域中的一个重要组成部分，它是在液压传动和自动控制技术基础上发展起来的一门新的科学技术。

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the device is an automatic shaping unit with hydraulic transmission system and electric combination control.

该机为液压传动、电器综合控制的自动整形机。

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the low oil consumption and low gases exhaust of vehicle are achieved by using of technology about hydraulic pressure, transmission and control.

本系统采用液压技术、传动技术和控制技术相结合的方法实现车辆的低油耗、低排放，并有效地提高车辆的动力性能。

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the overall design of the explosives ordnance disposal ( eod) robot as well as its feature and performance were discussed, including the mobile machine, the hydraulic transmission and control system.

阐述了一种军用爆炸物处理移动机器人（EOD）的总体设计及其性能特点，尤其是移动机构、液压传动和控制系统的设计。

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the hydraulic transmission and control technology is playing an important role in modern construction machinery, and increasingly affecting the whole performance of construction machinery.

液压传动及控制技术在现代工程机械中发挥了越来越重要的作用。

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hydraulic poppet valve is one of the most important basic components in hydraulic transmission and control systems. it controls the operation of hydraulic system by controlling the inner flow field.

作为流体传动与控制技术中重要基础元件，液压锥阀通过控制阀内流场流动来实现系统的操作，其内部流场特性直接影响阀的工作性能。

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the centers for disease control and prevention says other studies have reported that laws making public places smoke-free have led to rapid reductions in hospital admissions for heart attacks, but this is the only study that has looked at the effects over a longer period of three years.

美国疾病控制与防病中心表示，其他研究也显示，禁止在公共场合吸烟的法律使得因心脏病发作住院的病人人数迅速减少。不过，这是针对二手烟的影响进行长达三年之久的唯一一项研究。

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what is surprising is why: in a 2011 survey by the centers for disease control and prevention, 82% of parents who didn't vaccinate their children on schedule cited worries about side effects, like learning or behavioral problems.

令人惊讶的是原因。疾控中心2011年的一份调查显示82%拒绝给孩子注射疫苗的家长担心副作用，诸如学习或者行为方面的问题。

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the centers for disease control and prevention says when thomas eric duncan started his trip from liberia to the u.s., he showed no signs of having the deadly ebola virus.

美国疾病控制及预防中心表示托马斯·埃里克·邓肯从利比里亚前往美国的旅程开始时，没有迹象表明他身患致命的埃博拉病毒。

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furthermore, the centers for disease control and prevention and public health experts do not recommend that people in the united states take precautionary measures beyond staying informed.

更何况，从掌握的信息看，疾病防控中心和公共健康专家们也没有建议在美国的人们采取防范措施。

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so, with advice from the centers for disease control and prevention and leading disability specialists, cahill designed a survey of.

因此，根据来自疾病控制和预防咨询中心和残疾的专家和领导的建议，卡希尔设计了一个调查。

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the centers for disease control and prevention says people who received it before then have no more than a one in five chance of developing meningitis now.

美国疾病控制与预防中心称，在那之前注射过该药物的患者，目前感染脑膜炎的机率不超过五分之一。

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the centers for disease control and prevention is currently working on recommendations about community containment measures and is expected to issue them in december.

这个疾病防控中心目前致力于推出社区抑制方法并希望12月份能发布。

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ten of these cases have been laboratory confirmed by the centers for disease control and prevention ( cdc), atlanta, usa.

其中10例已经美国亚特兰大疾病预防控制中心实验室确认。

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experts at the centers for disease control and prevention say hospital treatment for likely h1n1 is most common among children up to four years old.

疾病防御控制中心的专家指出医院治疗疑似H1N1的对象中最常见的对象是在0到4岁大的孩子.

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the centers for disease control and prevention recommends that we always wash our hands in warm water with soap before eating.

疾控中心建议大家要经常在吃饭前用温水和肥皂洗手。

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additionally, the centers for disease control and prevention in different levels, and medical facilities and pharmaceutical companies will be visited.

还将安排学员考察不同级别的疾病预防与控制中心、参观医疗卫生机构和制药企业。

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the centers for disease control and prevention suggests it's possible that this is an instance of community spread of the virus.

美国疾病参保人员控制中心认为，这极有可能是社区传播的结果。

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federal agencies like the centers for disease control and prevention have been preparing for it to arrive in the u.s.

联邦政府的疾病预防和控制中心一直在准备它进入美国后的应对措施。

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