To solve the disadvantages of large installed power and high energy consumption in hydraulic elevators, the variable voltage variable frequency ( VVVF) controlled hydraulic elevator system with closed circuit was proposed.

  • 为解决液压电梯装机功率和能耗大的问题,提出一种采用闭式油路的变频(VVVF)控制液压电梯系统。
  • 来源:互联网摘选更新时间:2026-07-13 04:20:27

  • 重点词汇
  • theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
  • hydraulic elevator液压电梯;液压升降机;水力提升机;水压升降机;
  • VVVFabbr.Variable Voltage Variable Frequency,变压变频;
  • AND与(计算机逻辑运算的一种,或称逻辑乘法) AND gate “与”门(电路,脉冲);
  • closed circuitn.闭合电路;闭路式,闭路式电视;
  • ofprep. 关于;属于…的;由…制成;
  • voltagen.电压,伏特数;
  • powern.权力;能力;操纵力;职权;政权;体力;强国;实力;影响力;动力;能量;电力供应;幂;放大率;势力;
  • consumptionn.消费,消耗量;吃,喝;肺结核;
  • high energy高能量,高能率;
  • wasv. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 );在,存在;不受干扰;
  • 相关例句
1、

The progress centres on solar power, where capacity grew by 50 per cent last year and is set to add another 660 GW by 2022.

进展集中在太阳能发电方面,去年太阳能发电装机容量增长50%,到2022年还将新增660吉瓦(GW)。

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2、

The work condition of automatic generation control ( AGC) in Hubei Electric Network since 1997 was introduced. The influence from power interchange between provinces, difference between peak to valley and capacity of generator in Hubei electric network, on the AGC control was analyzed.

介绍了1997年以来湖北电网AGC工作的状况以及开展AGC工作采取的措施,分析了湖北电网省间交换功率、峰谷差和装机容量给湖北电网的AGC控制带来的影响。

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3、

Research on the Dynamic Characteristic of Glass Seal Pressing Machine of Car Door Based on MATLAB

基于MATLAB乘用车门玻璃密封压装机动态特性研究

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4、

now then, raise anchor and start that packing; we have wasted enough time.

喂,快点动手包装吧,咱们已经耽误了不少时间。

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5、

it has no patagium, but glides from the tree tops by flattening its body out to maximize surface area.

它没有翼膜,但可以通过伸直身体来扩大体表面积跳出去在树顶间滑翔。

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6、

Iranian and western businessmen say some tentative deals have been prepared, ready for signature once the interim nuclear agreement struck in Geneva last month is implemented.

伊朗和西方商界人士表示,已经准备了一些初步协议,一旦上月在日内瓦敲定的临时核协议正式实施,就能正式签署。

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7、

It seems that this interim deal, if it remains in place as they keep talking-that's a success in itself because, as we said, Iran has halted many of its nuclear activities.

看起来如果在双方谈判期间这份临时协议继续生效,那这份协议本身是成功的,因为就如我们所说,伊朗暂停了大部分核计划。

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8、

A tentative agreement with the Czech Republic was reached several weeks ago and Rice is expected to sign the agreement this week in Prague.

美国与捷克几星期前达成了临时协议,预计赖斯本周将在布拉格签署这项协议。

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9、

Although Iran's output of crude oil is not expected to change soon, energy analyst Miswin Mahesh thinks the interim deal has eased global fears about the slowdown in oil production.

虽然伊朗的原油产量预计不会很快发生变化,但能源分析师密斯文·马谢尔认为这一临时协议已经缓解了全球对石油生产放缓的担忧。

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10、

By means of the widespread concerns and active effort of the international communities, Greece and Macedonia eventually signed the Interim Accord in 1995, and the Greek-Macedonian relationship came to be normalization.

希马冲突引起了国际社会的普遍关注,在有关各方的努力下,两国终于在1995年签署临时协议,实现了关系的正常化。

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11、

Hill and his North Korean counterpart, Kim Kye-Gwan, reportedly reached a tentative deal in Singapore earlier this month under which Pyongyang, rather than making a declarative statement about proliferation, would acknowledge U.S. concerns about it.

据报导,希尔和北韩谈判代表金桂冠本月早些时候在新加坡达成临时协议。根据这项协议,平壤虽然没有公布其核扩散项目,但是认同美国对这一问题的担心。

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12、

The compromise was an interim agreement on Feb. 20 that extended the bailout program until June 30.

这次妥协是2月20号达成的一项临时协议,将延长援助计划到6月30日。

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13、

A tentative agreement has been reached on a plan to improve veteran's healthcare.

美国两院已就提高退伍老兵医疗保健水平的计划达成临时协议。

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14、

In addition, the Fed also said it has authorized increases in its existing temporary reciprocal currency arrangements, called "swap lines" with the European Central Bank and the Swiss National Bank.

另外,美联储已经决定在目前与欧洲央行和瑞士国家银行签定的临时货币互换协议即“货币交换线”基础上增加金额。

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15、

Negotiate and conclude provisional arrangements with foreign states or regions with which no air service agreements have been concluded.

(三)同没有签订民用航空运输协定的外国或地区谈判签订临时协议。

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16、

Instead nations need to reach an interim agreement that builds trust and confidence and opens up the pathways to move forward.

取而代之的是,各国需要达成一份临时协议,建立信任和信心,开启向前发展的道路。

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17、

The temporary cease-fire agreed to by Israel and Hamas militants in the Gaza Strip is holding for a second day.

以色列和哈马斯武装分子达成的加沙临时停火协议进入第二天。

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18、

When there were collision dangers among vessels, safe collision avoidance would be ensured by temporary anti-collision agreements among the vessels.

当船舶双方存在特殊的碰撞危险时,往往通过达成临时的避碰协议,确保船舶安全避让。

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19、

He said an interim accord could be possible.

他也称一项临时协议是可能的。

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20、

But after months of talks to craft a long-term agreement, negotiators have agreed instead to just extend the temporary deal and keep talking.

数个月以来谈判人员一直致力于达成一份长期协议,现在他们就延长临时协议期限与谈判期限达成一致。

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