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- The authors discuss asymptotic effciency of MLE in asymptotic median unbiased sense under regular conditions. 本文討論正則條件下極大似然估計(MLE)在漸近中位無(wú)偏(AMU)意義下的漸近有效性。
- TFR,sTFR and PAB can be used as useful index to the diagnosis and therapy effciency of CRF. TFR、sTFR、PAB可以作為CRF診斷和判斷治療效果的有效輔助指標
- With the help of this method, the effciency of the serialization design of three-ring reducer can be improved. 該方法可有效地提高了三環(huán)減速器系列化設計的效率。
- The grade effciency of Pa in ICU was 31.0%(92/617) in 2004 and 36.0%(257/713) in 2005,while in respiration was 23.0%(170/741) and 25.0%(530/2118). 銅綠假單胞菌在ICU的分離率從2004年的31.;0%25(92/617)上升到2005年的36
- Howeer, this improement is not solely the consequence of respiratory changes. 然而，這些改善并不是呼吸改變的單獨是結果。
- The results indicate that reflectance measurements may provide a simple, fast and inexpensive tool for the screening of nitrogen use effciency of different maize genotypes. 上述結果說(shuō)明,開(kāi)花期前后的反射測量可以作為玉米氮效率篩選的一個(gè)簡(jiǎn)單、快速而經(jīng)濟的評估工具。
- Abstract： Automatic train protection(ATP)is the necessary kernel of modern railway signal system.,it is important for the safety and effciency of the train's running. 摘 要： ATP是現代鐵路信號系統中不可缺少的核心部分，對列車(chē)的運行安全、提高行車(chē)效率起著(zhù)重要作用。
- The effect of the alage to water treatment is analyzed.The techniques of treat alage in lake water are briefly introduced.The effciency of preoxidation treat alage is reseached. 分析了藻類(lèi)對水處理的影響,簡(jiǎn)要介紹了湖泊含藻水的處理方法,研究了預氧化法處理藻類(lèi)的效果。
- The combination of unit operations can develop new procedures.In the new procedures,the unit operations can accelerate each other and increase the effciency of the new procedures. 將單元操作過(guò)程相互組合、開(kāi)發(fā)新的過(guò)程,在新過(guò)程中原單元操作過(guò)程能相互促進(jìn)、提高過(guò)程效率,出現新的奇特效應。
- The patient died of respiratory failure two months later, because of recurrent biliptysis and bile pneumonitis. 但兩個(gè)月后，病人仍因為上述癥狀復發(fā)及膽汁性肺炎導致呼吸衰竭而死亡。
- How to improve iulection profile,raise sweep effciency of iulected water and improve waterflood recovery factor,are the major problems that have to be settled urgently in late period of development. 如何改善注水井吸水剖面，提高注水波及系數，從而提高水驅采收率，是油田開(kāi)發(fā)后期亟待解決的重大課題。
- To manage the water resources scientifically and to increase the using effciency of the water are the guarantees of the sustainable development of the social economy and environment. 保持地下水平衡和合理用水結構，實(shí)行水資源優(yōu)化管理，提高水的利用率是社會(huì )經(jīng)濟、環(huán)境可持續發(fā)展的有力保證。
- Singie-side or double-sied automatic feeding device can be allocated according to users , requirements, so as to greatly enhance production effciency of machine and reduce labor intensity. 可按用戶(hù)要求配置單面或雙面自動(dòng)送料裝置，使機器的生產(chǎn)效率大幅度提高，減輕勞動(dòng)強度。
- How can I persuade you of my sincerity? 我如何能夠讓你相信我的誠意？
- There is a vein of melancholy in his character. 他的性格中有少許憂(yōu)郁的氣質(zhì)。
- Objective To study the clinical nursing of respiratory failure patients after withdrawing from the breath the machine. 目的探討呼吸衰竭病人撤離呼吸機的臨床護理。
- A bowl of hot chicken soup is good for you. 喝一碗熱雞湯對你有好處。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽團。
- Field investigations have not found any indications of respiratory illness in close contacts of the young man. 現場(chǎng)調查未發(fā)現任何跡象表明在該年輕男子的密切接觸者中出現呼吸道疾病。
- This strain of wheat can grow during a cold spring. 這種小麥可以在寒冷的春天生長(cháng)。
