礦井生產率 的英文怎麼說
中文拼音 [kuàngjǐngshēngchǎnlǜ]
礦井生產率
英文
shaft efficiency- 礦 : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
- 井 : Ⅰ名詞1 (從地面往下鑿成的能取水的深洞) well 2 (形狀像井的東西) sth in the shape of a well 3 (...
- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 產 : Ⅰ動詞1 (人或動物的幼體從母體中分離出來) give birth to; be delivered of; breed 2 (創造財富; 生...
- 率 : 率名詞(比值) rate; ratio; proportion
- 礦井 : [采礦工程] mine; pit; grube; groove; shaft; wheal; underground mine
- 生產率 : productivity; output; efficiency; efficacy; production coefficient; production rate生產率比 produ...
- 生產 : 1 (使用工具創造生產、生活資料) produce; manufacture 2 (生孩子) give birth to a child; childbi...
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The reliability of operation of mine belt conveyor is related to the safety and produce efficiency mining
摘要礦用膠帶輸送機的可靠性直接關繫到礦井的安全生產和生產效率。In view of the poor stop accuracy, unstability of climbing at reduced or low speed and over - winding of mine ac lift when power braking is used, a siemens all - numerical rectification device is applied in the braking system of mine lift and its control mechanism and method are described
針對採用動力制動礦井交流提升機停車準確率差,減速與低速爬行不平穩及產生過卷的問題,將西門子全數字整流裝置應用到提升機制動控制系統,並介紹了該系統的控制原理與方法。Abstract : in view of the poor stop accuracy, unstability of climbing at reduced or low speed and over - winding of mine ac lift when power braking is used, a siemens all - numerical rectification device is applied in the braking system of mine lift and its control mechanism and method are described
文摘:針對採用動力制動礦井交流提升機停車準確率差,減速與低速爬行不平穩及產生過卷的問題,將西門子全數字整流裝置應用到提升機制動控制系統,並介紹了該系統的控制原理與方法。Abstract : the stimulation treatment of & quot; loosening rock by the dilatancy of explosive waves & quot; is tested in the casing well 4242 for studying its result and its influence on casing. the result of the field test shows that this test is successful in technology, the oil production of the well is 4 times as much as that of it before the test ; the deformation of casing is local, and the result of the strength calculation shows that the deformation will not destroy casing
文摘:為了研究「壓脹松動」增產技術的增產效果和對套管的影響,在延長石油管理局子長油礦對4242井進行了現場實驗.該技術採用強動載波在地層深處疊加的方法,造成壓脹條件,松動巖石,增大近井帶滲透率,提高油井產量.施工后,該井產量增加為原來的4倍多.本次實驗工藝上是成功的,首先是按設計要求引爆了炸藥,其二是由於採取了保護措施,使套管變形局限在施工段處,不影響下泵,不影響油井生產;套管強度校核分析也證明了套管不會破壞.施工后地質效果明顯分享友人