兆比率 的英文怎麼說
中文拼音 [zhàobǐlǜ]
兆比率
英文
parts per million-
To distribute trillions of kilowatt - hours of extra electricity every year, the u. s. grid will have to handle roughly 400 gigawatts more power than it does today
如果每年要多輸送幾兆度的電力,美國的電力網必須能夠承載比目前多出4000億瓦特的功率。Extremely short period pulses have been employed in this technology ( usually as short as several nanoseconds or even several picoseconds ), which results in the transmission capability of up to gigabits per second [ 1 - 4 ]. because of the high transmission rate, uwb communications are best suited for wireless personal area networks ( wpan )
Uwb技術採用超短脈沖發射技術(納秒乃至皮秒量級) ,佔用的頻譜可達幾個ghz ,這使得其在短距離內可達到幾百兆比特的傳輸速率[ 1 - 4 ] ,該技術因此而非常適于近距離高速無線個人域網[ 2 ] ( wpan ) 。Mega - hz ~ 100mega - hz, hr analog video, k - m bit rate
1兆赫茲~ 100兆赫茲,高分率頻比視頻, 1千比特~ 1兆比特。New york ( reuters health ) - an analysis of data from a danish study shows that inflammation factors are stronger predictors of lung cancer mortality in individuals with blood type o than those with other blood types
紐約(路透通訊社健康專欄) ?一項來自丹麥的研究資料分析顯示,發炎因素是肺癌死亡率發生最強有力的預兆,這種癥狀發生在o型血的人要比其他類型血的人多。The three groups each used a higher - power laser than before ? 10 terawatts and above
這三個小組都是利用比以往更高功率的雷射10兆瓦或更強的功率。Moreover, aspirin had no significant effect on the risk of death of the fetus or baby
研究者發現,相比于服用阿司匹林或者其它抗血小板藥物,患先兆子癇的概率下降了10 % 。The researchers found the risks of developing preeclampsia dropped 10 percent among women taking aspirin or other antiplatelet medications
研究者發現,相比于服用阿司匹林或者其它抗血小板藥物,患先兆子癇的概率下降了10 % 。They are agricultural productive materials price growth rate, sown area of grain crops growth rate, grain yield per area growth rate -, natural disaster covered grain areas growth rate, net grain import change rate, grain reserve change rate, population growth rate, per income growth rate, city and town population growth rate, food industry production value growth rate, year - end pig number growth rate, medical & pharmaceutical and textile industry production value growth rate, grain marketization degree, inflation rate using the previous year as base year ( preceding year = 100 ), public grain purchases price growth rate, investment in agricultural science and technology growth rate, investment in agricultural infrastructure growth rate, growth rate of graduates number from agriculture, forestry, science & technology universities and colleges and specialized secondary schools, government expenditure for agriculture and agricultural credit growth rate, international grain price growth rate, rmb exchange rate growth rate, last grain price growth rate, economic crop price growth rate, meanwhile, a new method is attempted to be used in this paper and the grain price early - warning problem is transformed into machine learning problem by introducing statistic learning theory and svm method which are gaining popularity in machine learning field at present in the world
在此基礎上,篩選出23個警兆指標:農用生產資料價格增長率、糧食播種面積增長率、糧食單產增長率、糧食受災面積增長率、糧食凈進口量變化率、糧食儲備變動率、人口增長率、人均收入增長率、城鎮人口增長率、食品工業產值增長率、豬年末頭數增長率、醫藥紡織工業產值增長率、糧食市場化程度、以上年為基年的通貨膨脹率、國家糧食定購價格增長率、農業科技投入增長率、農業基礎設施投入增長率、農、林、科技高校大、中專畢業生人數增長率、財政支農資金比重及農業信貸增長率、國際糧食市場價格增長率、人民幣匯率增長率、上期糧食價格增長率、經濟作物價格增長率。同時論文在預警方法上作了新的嘗試,把糧食價格預警問題轉換成一個機器學習問題,引進當前國際上機器學習領域中比較熱門的統計學習理論和支持向量機方法,用順序回歸演算法對歷史數據進行學習建立了糧食價格預警模型。分享友人