參比值 的英文怎麼說
中文拼音 [shēnbǐzhí]
參比值
英文
reference value-
Paratype 1, same date. this species is very similar to a. incwata, but differ in pygofer process with two asymmetrical angular process near apex and the markings of pronotum is also different. 2
使用相關指令得到參數值相同的2個樹,通過比較樹1接受為本亞科的系統發育圖,並對其進行分析,同時輸出它的性狀參數值。Determination of ph of caseins and caseinates ; reference method
酷朊及酷朊酸鹽ph值的測定.參比法In cultivated salvia miltiorrhiza roots, light - colored periderm contained less layers of cells and low ratio of phloem to xylem, compared with those in wild salvia rniltiorrhiza roots
栽培丹參根的周皮細胞層數少、色淡,韌皮部與木質部比值小,而野生丹參根的周皮細胞層數多、顏色重,韌皮部與木質部比值大。The cumulative exposure distribution was divided into quartiles and adjusted odds ratios were calculated using the lowest quartile as the referent group
累積暴露分佈被區分為4等分,並且利用最低暴露的1 / 4族群作為參考來計算調整后的對比值。Abstract : this paper has deduced a new method for risering , ? parametric method. it has proved with the test curve of the british castin g p ractice commission. practical results have well perfected furt her the perimetrischen quotlent method for risering. a conclusion is drawn that rise r supplement shrink efficiency is directly proportion to the ratio of casting to riser perimetrischen quotient
文摘:提出的冒口設計新方法?參數法,與英國鑄造實踐委員會給出的實驗曲線相互印證其實用性,進一步完善了冒口設計的周界商法;得出了冒口補縮效率與鑄件和冒口的周界商比值成正比的結論。The controller includes two control loops which are outer speed loop ( variable parameter pi adjustment ) and inner current loop ( single - chop current delta - control ). in order to improve system performances, design of digital control system based on dsp is presented. the proportional parameter and integral parameter can be obtained through the design
整個系統採用變pi參數轉速調節(外環)與單斬電流滯環調節(內環)相結合的雙閉環控制方式,為了得到既快速又穩定的恆速系統,本文還給出了基於dsp的雙凸極永磁電機數字控制系統的設計方案,通過此設計方案可以得到轉速環的比例參數kp和積分參數ki的參考值。A constant input is especially required in a successive approximation converter because the input is compared with a reference several times over the conversion period
在逐次逼近轉換器中一個固定的輸入特別重要,因為在一個轉換周期中輸入要和參考值比較好幾次。Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability
基於變壓器油中溶解氣體分析,提出了一種基於群灰色關聯度分析的變壓器絕緣故障診斷新方法.首先根據故障類型與灰色參考序列構造,選擇變壓器典型故障樣本構造多組參考序列,這些參考序列組構成一個灰色參考序列群.其次根據給出的新的關聯系數計算方法,計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法,計算群灰色關聯度和構造群灰色關聯度矩陣.最後根據關聯序識別變壓器絕緣故障診斷.通過大量變壓器絕緣故障診斷實例分析,所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法,具有較好的分類診斷能力和可靠性Our treatment shows in the raman effect case, mnls solitons, the same as nls solitons, keeps its energy, initial center and initial phase unchanged. however, the raman effect, not the same as nls solitons. reduces its amplitude, widens its width and under the same conditions, the self - frequency shift of mnls soltions is closer to the result of numerical simulation. in the raman effect together with frequency filters case, mnls solitons, the same as nls solitons, keeps initial center and initial phase unchanged and bandwidth - limited frequency filters can make the mean frequency of mnls soltion stand a steady value at the red side of the initial mean frequency, i. e. suppress the self - frequency shift of mnls soltions. and that, the other physical parameters of mnls soltion last stand a steady value. however under the same conditions, the steady value of the mean frequency of mnls soltions is closer to the initial mean frequency and the result of numerical simulation
有所不同的是, raman效應雖然不改變孤子能量,但會引起孤子峰值的下降和寬度變寬,且在同一條件下, mnls孤子微擾理論得到的自頻移比nls孤子微擾理論得到的更接近直接數值計算結果。有限帶寬的頻率濾波也不引起mnls孤子初始中心、初始位相的改變,選取適當的頻率濾波器參數值能使孤子的平均頻率穩定在初始平均頻率的紅側一穩定值,抑制了自頻移,而且孤子的各物理量最後都穩定在一穩定值,這些與nls孤子微擾理論都是類似的。有所不同的是,寬度為飛秒量級下, mnls孤子平均頻率的穩定值更接近初始平均頻率,更接近數值計算結果。Firstly, we analyze the character of nd : yag, bbo and lbo, for nd : yag crystal and select the nd : yag as the gain medium and lbo as doubling - frequency crystal. ln the theory, analyzing the parameter of the gain medium length, the ratio of the pump - and laser - beam waists. based on the above analysis, we design the resonance cavity
首先,我們對增益介質的性質和非線性晶體bbo和lbo的一些性質進行了比較,選取nd : yag作為增益介質, lbo作為倍頻晶體。理論上分析了激光器設計中的一些參數值,如增益介質長度、模式交疊率、最佳倍頻條件,並根據理論分析結果設計了諧振腔。Based on the six - port relative power theory that for a given load the relative power ratios of different ports are left unchanged with the input power to the six - port varied, characteristic parameters of detectors can be obtained through the least - square method
根據六埠相對功率理論即對某一負載各埠相對功率比值不隨輸入功率變化,由最小二乘法得到檢波器的特徵參數,結合四標準法,確定六埠網路的系統常數。Using the dynamic mechanical analyzer ( dma ), pdms / pma ipn was investigated at temperature of 5 - 180 c. the initiator, the component ratio, the type of pdms and the filler effected the damping properties. the result showed that the damping ability varied with the parameter and there was an optimal value. the excellent damping material in the papers was ipn, where tan man was 0. 735, and the damping functional temperature ranged with tan 8 > 0. 3 was 46 c. the micro - morphology and structure of pdms / pma ipn were characterized by two kinds of sem
高分子阻尼材料的有效阻尼功能區是在ipn材料的t _ g區間內,而研究常溫條件下的阻尼性能更具有重要應用價值,運用動態熱機械分析( dma )儀對ipn阻尼材料進行表徵,在5 180內對其損耗因子( tan )進行研究,發現引發劑和交聯劑的用量、聚硅氧烷的用量和分子量等參數對ipn阻尼性能的影響較大,存在一個合理配比值,當pma與粘度為3300pa ? s的pdms之比(質量比)為1 . 17 : 1 、交聯劑用量為1時, tan最大值為0 . 735 ,大於0 . 3的溫域差達到46 。Reference - value method
參比值法Reference - v method
參比值法The maximum set point reference for the reactor temperature is a couple of degrees below the solubility temperature related to the last density measurement of the product in the reactor from the labs
反應器溫度的最高設定點參考值為比反應器中產品在化驗室的最近密度測量值對應的溶解溫度低幾度。Were studied together with the reference strains of recognized rhizobium and bradyrhizobiwn species by performing polyphasic taxonomy, including numerical taxonomy, rep - pcr fingerprinting, 16s rdna pcr - rflp. the result show that : the growth rate of rhizobia isolated from the root nodules of pueraria spp. showed great diversity. ccbau41147 ccbau6110 k ccbau61096 and ccbau61095 were fast - growing strains, the single colony size was bigger than 1mm after 2 days incubated oq yma medium at 28 they can produce acid. the other strains were slow - growing strains, their single colony size was less than 1 mm after 7 days incubated on yma medium at 28. they can produce alkali
本研究以從我國四川、河南、安徽和湖南等地分離的32株葛藤根瘤菌為研究對象,以20株已知種的根瘤菌為參比菌株,採用數值分類、 rep - pcr指紋分析、 16srdnapcr - rflp指紋分析等現代根瘤菌分類技術,初步研究了葛藤根瘤菌的生物多樣性和分類地位,結果表明:葛藤根瘤菌在生長速率上表現出多樣性,菌株ccbau41147 、 ccbau61096 、 ccbau61101和ccbau61095生長較快, yma培養基上28培養2 - 3天後,單個菌落直徑大於1mm ,具有產酸能力,是快生型葛藤根瘤菌;其餘待測葛藤根瘤菌生長較慢, yma培養基上28培養7天後,單個菌落直徑小於1mm ,具有產堿能力,是慢生型葛藤根瘤菌。Tapping screw connections ; guideline values for core hole diameters and use
自攻螺釘的連接.芯孔直徑的參比值和用途The analysis on the discrepancy between measurement and reference value in operation of electromagnetic flowmeter
電磁流量計測量值與應用參比值不符的分析Reference - value scale of a quantity or property
量或特性參比值標度Reference - v scale of a quantity or property
量或特性參比值標度分享友人