Mine existing quick-break power supply value can not be over-current protection setting, leakage protection and so difficult to achieve more difficult, leading to leakage, short circuit fault occurs frequently, a serious threat to reliability.

  • 煤矿井下供电目前存在速断过流保护定值无法整定、漏电保护难实现比较等难题,导致漏电、短路等故障发生频繁,严重威胁供电可靠性。
  • 来源:互联网摘选更新时间:2026-07-01 16:16:43

  • 重点词汇
  • seriousadj.严重的;令人担忧的;重要的;严肃的;认真的;庄重的;大量的;
  • short circuitn.短路
  • bev. 是;有,存在;做,成为;发生;
  • and soadv.因此;
  • moredet./pron.更多;(数、量等)更大的;更多的或附加的人或事物;
  • toprep. 向,朝着;到;关于;属于;
  • leadingadj.最重要的;主角的;首位的;
  • power supply电源;供电;动力供应
  • 相关例句
1、

Contactor control is used by three-phase load motor in electric power locomotive. Current quick-break protection, inverse time over current protection and single-phase grounding protection can be realized by single chip micro-computer.

电力机车三相负载电动机采用接触器控制方式,可用微型单片机同时实现电流速断、反时限过流及单相接地等保护。

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2、

The protective schemes of traction electric system should be reasonable, normal and accurate, which should satisfy the requirements of quick-break, reliability, selectivity, and sensitivity.

牵引供电系统继电保护配置必须合理、规范、准确,满足保护的速断性、可靠性、选择性、灵敏性的要求。

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4、

Installation and setting analysis of time-limited quick-break protection for transformer

变压器限时速断保护的加装和整定分析

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5、

Combinations of current-voltage quick-break protection& an adaptive current-voltage quick-break protection

电流电压速断组合&一种自适应电流电压速断保护

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6、

Also, this paper concerns the matching between current-voltage quick-break protection combination and other protections.

同时介绍了电流电压速断组合与其它保护配合的问题。

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7、

The respect to ancestor of creating characters, the cherish to letter and paper as well as the other behaviors such as feting on book and pasting words all express the adoration to letter.

敬祀字祖、敬惜字纸及其它一些祭书、张贴文字等习俗,都表现出了对文字的崇拜。

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9、

But before they arrived, the old man sent an express letter in secret to the Duke of Chen asking him to kill the two murderers.

但在他们到达前,石碏已经秘密地将快信送至陈国公爵,要求他杀死这两名凶手。

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10、

Express letter of the role is to help enterprises solve business enterprise, corporate and external communication is difficult, information dissemination and other issues can not be timely.

企业快信的作用是帮助企业解决企业内部、企业与外部沟通难、信息不能及时传播等问题。

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11、

This was all explained in the express letter I sent you.

快信给先生就是解释这一回事。

provided by jukuu

12、

Could you tell me what the surcharge on this express letter will be?

你能告诉我这封快信的附加费是多少?

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13、

What's the surcharge on this express letter, please?

这封快信的附加费是多少?

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14、

Anxiety-ridden test takers receive their scores within five to seven days, and more than 2,100 schools all over the globe now require the GMAT for admission.

焦虑不安的考生在5到7天内就能收到成绩单,全球超过2100所院校现在把GMAT成绩作为入学条件之一。

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15、

Anxiety-ridden students list schoolwork as their chief stressor.

深受焦虑症之苦的学生们将课业列为首要的压力源。

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16、

They keep sending her home anxiety-ridden, mostly over geometry.

他们总是让她心事重重地回家,多数是因为几何课。

provided by jukuu

17、

Leisure guilt is the guilt that comes with taking a vacation or a day off from work. You're so anxiety-ridden about the work you're leaving behind ( or will be returning to) that it's less painful not to take time off.

Leisure guilt指休假或请假期间伴有的一种愧疚心理,你对留在办公室的(或者休完假即将面对的)工作很担忧,以至于你认为不休假反而会轻松一些,我们称为“休假愧疚心理”。

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18、

They included difficulties in recruiting staff owing to a lack of cyber security skills as well as the reluctance of potential new recruits to complete security clearance.

它们包括:缺乏网络安全技能所导致的招聘困难,以及潜在的新聘人员不愿接受安全审查。

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19、

He says it is important for the two sides to deepen customs cooperation to ensure trade security and faster clearance.

他表示,双方要深化海关合作,确保贸易安全,加快通关速度。

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20、

But in December, the Department of telecommunications amended its licence conditions for mobile service providers, requiring them to submit all plans for procurement of telecoms equipment from foreign vendors for screening for "security clearance".

但去年12月印度电信部修改了移动服务运营商的执照许可条件,要求它们上交一切进口电信设备的采购计划,接受审查,以获取“安全通行证”。

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