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The main lithology is lithic arkose and the average porosity of reservoir is 8.21%, the average permeability is 0.256×10-3μm2, and the reservoir belongs to low porosity ultra-low permeability, slender throat-micro throat reservoir.

储层的岩石类型为岩屑长石砂岩,储层平均孔隙度为8.21%、平均渗透率为0.256×10-3μm2,属于低孔特低渗、细喉~微喉型储层。

With the fermenting very well,and improve Ethy1 caproate content by 500~800mg/L,and improve liquor quality by 2~3fens,and make the base liquor's characteristics of Luzhou-flavor liquor very well,Especially the additi.

在转型期间,添加活性干酵母和糖化酶,可以大大缩短转型期,在生产中添加活性干酵母,可以使主发酵期缩短2~5d,糟醅发酵更彻底,出酒率平均提高3.33%,同时,使酒中己酸乙酯平均提高500~800mg/L,酒质提2~3分,基酒具有很突出的浓香型主体香特征,特别是在度夏醅中使用,可以降低酒醅中的酸度,有效地防止掉排现象。

Molecular conformation calculations were made for two possible conformers(eclipsed and staggered with respect to the methyl group)of the compound Calculated results show that:the stable conformer of pyruvic acid is the eclipsed one;The BLYP/6-31G* and scaled HF/6-31G* frequencies correspond well with each other and with available experimental assignment of the normal vibrational modes.

结果表明:在丙酮酸分子的两种构象中,重叠式比较稳定*B3LYP计算得到的构型参数与实验结果比较一致;在振动频率的计算中,BLYP未标度力场所计算的非CH3伸缩振动基频预测值和实验值的平均绝对偏差为10.4cm-1;而HF标度力场的平均绝对偏差为17.9cm-1。

The results indicate that the heat transfer coefficient increase about fourteen percent between the bed and the wall and the one between the gas and horizontal tube increase about twenty two percent, it means pulsating promote heat transfer, Desulfurizing Characters Experimental Research on Pulsating Fluidized Bed With different initial SO_2 density, mean diametric of the calcium oxide and combustion temperature, the experimental results of desulfurization with pulsating or not indicate that the desulfurizing characters of the Rijke type self-exciting pulsating fluidized bed are the same with the conventional fluidized bed combustor, it is that the utilization ratio of the calcium oxide increasing with the initial SO_2 density, the desulfurizing combustion temperature has the best value and the utilization ratio of the calcium oxide reducing with the mean diametric of the calcium oxide.

脉动流化床脱硫特性实验研究对不同初始SO_2浓度、不同初始脱硫剂颗粒平均直径、不同燃烧区温度条件下脉动与非脉动状态下流化床内的脱硫实验研究表明,Rijke型自激式脉动流化床具有类似于常规流化床燃烧器的脱硫特性:固硫剂的CaO利用率随初始SO_2浓度的增加而增加,脱硫燃烧温度存在最佳值,以及CaO利用率随脱硫剂颗粒平均直径的增加而减小。

The snail was found to have an indirect developmental type in the early development. The fertilized eggs were oval-shaped and discoidal cleavage. Embryonic development stages were divided into cleavage, blastula, gastrulae, trochophore, and intra-membrane veliger. Larval development stages included veliger, late veliger and crawling larvae metamorphosed to juvenile.

结果表明:黄口荔枝螺卵囊高度平均为7.33 mm,卵粒数量平均为165粒;黄口荔枝螺的早期发育属间接发生型,受精卵呈椭圆形,卵裂为盘状卵裂;在卵囊内,胚胎发育包括卵裂期、囊胚期、原肠胚、膜内担轮幼虫、膜内面盘幼虫;幼虫发育包括面盘幼虫、后期面盘幼虫和匍匐幼虫。

Junior high school students' leisure lifestyles obviously differ by gender, school, grade level, living environment, family structure, parental education, student's average monthly allowances and their family's average monthly allowance.

同性别、学校别、级、居住环境、家庭结构、父亲教育、母亲教育、个人每月平均用及家庭每月平均用的国中生,其休闲生活型态有显著差。

The revised Hargraves formula has the best result compared with Penman-Monteith formula, the average relative error is 6%, moreover, Hargaves method requiring the least data in calculating ETo, so this method has the high actual application value; The following are Radiation method and Blaney-Criddle method ; The worst is the Pan method, even after revised, the highest and average relative error is 36% and 10%, respectively. So, in this study, Penman-Monteith method, Radiation method, Blaney-Criddle method and Hargraves method are used except Pan method.

在这四种方法中,修正后的Hargraves方法与彭曼—蒙特斯方法的计算结果符合最好,其平均相对误差为6%,而Hargraves方法需要的气象数据只有计算时段的最高、最低温度,该方法具有较高的实际应用价值;辐射方法和布兰尼—克里德尔方法次之;蒸发皿方法最差,即使在修正后,E601型蒸发皿的最大误差也高达36%,平均为10%,所以在预报系统的研究设计中采用了除蒸发皿方法之外的四种方法。

Evidence suggests that 1 under more stable stratification, the basic flow, if moving faster at low and high levels (particularly in the presence of jets there), allows a resulting meso-β unsteady wave to propagate eastward with respect to basic flow and even at greater velocity compared with it; 2 vertical windspeed shear of basic flow causes instabilities of the TWT perturbation; 3 considering the second derivative of basic-flow wind with respect to z (denoted by zz≠ 0 which is simply given as β* hereafter) the expression for the phase velocity of vortex Rossby wave is obtained, which is unidirectional in propagation with respect to basic flow; 4 VRoW has its physical origin from β*, i.e., from z-varying heterogeneities of y-direction averaged vorticity of the basic flow field; 5 VRoW phase velocity is associated with zonal wave number k, its energy is dispersive and the group velocity exists in the x direction; 6 when windspeed meets the condition of β*, TWT disturbance instability may be that of mixed VRoW and gravity wave; 7 if basic flow is subject to linear shear but does not meet the condition of β*, the TWT instability is that of inertia-gravity wave.

在大气层结比较稳定的情况下,如果基本气流在低层和高层较大(有可能存在低空急流和高空急流),此时产生的β中尺度不稳定扰动相对于基流向东传播,甚至于快速向东传播。基本气流在垂直方向上的风速切变对于中尺度横波型的扰动起着不稳定的作用。如果考虑基流的二次切变,可以得到涡旋Rossby波的相速度表达式,涡旋Rossby波相对于基本气流是单向传播的。涡旋Rossby波产生的物理根源是基本流场的风速二次切变,亦即基本流场y方向的平均涡度在空间z方向上的不均匀所致。涡旋Rossby波的相速度与纬向波数也有关,它的能量是频散的,其在纬向x方向也存在群速度。在基本流场的风速存在二次切变时,横波型不稳定可能是混合的涡旋Rossby重力波的不稳定;而在基本流场的风速仅仅存在线性切变,不存在二次切变时,横波型扰动的不稳定则是重力惯性波的不稳定。

To reduce or remove size effect, the size classification elimination method, volume average method and normalization method based on volume were presented and the calibration and prediction results indicate that these three methods could reduce or remove the size effect effectively. The normalization method is more suit to in-line application and obtained better calibration and prediction results with the r of 0.789, 0.858 and 0.947, the RMSEC of 0.596, 0.499 and 0.313, and the RMSEP of 0.606, 0.686 and 0.413 than the results without normalization with the r of 0.716, 0.793 and 0.848, the RMSEC of 0.678, 0.592 and 0.515 and the RMSEP of 0.825, 0.764 and 0.714 for the original spectra, the first derivative spectra and the second derivative spectra with soluble solids content using partial least square method , respectively. 4. Owing to much thick skin of watermelon, contrast experiment was conducted in skin-peeled watermelon and intact watermelon to compare the influence of skin on spectra.

针对西瓜果型大且差异显著的特点,研究果型差异对可见/近红外光谱以及建模与预测结果的影响,并提出三种方法消除或减小这一影响因素,分别是分级消除法、体积平均法和基于体积的正则化方法,其中基于体积的正则化方法,更适合在线生产应用,该方法使果型大小差异明显样品的原始光谱、一阶微分光谱、二阶微分光谱在对可溶性固形物含量检测时,采用偏最小二乘法的建模与预测结果由原来的校正相关系数r分别为0.716、0.793、0.848提高到r分别为0.789、0.858、0.947,均方根校正标准偏差RMSEC由原来的0.678、0.592、0.515分别降为0.596、0.499、0.313,均方根预测标准偏差RMSEP由原来的0.825、0.764、0.714分别降为0.606、0.686、0.413; 4。

Using Basket warrants transaction data on TSEC from September 4, 1997 to June 25, 2001, the combination of four volatility models classical history volatility,Parkinson's(1980 high, low history volatility model,Garman and Klass's(1980) high, low, opening, closing history volatility model,Trippi's(1977) equal weights implied volatility model with two pricing models Black and Sholes's(1973 option pricing model, henceforth BS pricing model,Chen and Cheng's(2000) basket option pricing model, henceforth CC pricing model are discussed on valuation performance to obtain superior basket warrant pricing model.

摘要本文利用1997年9月4日至2001年6月26日间在台湾证券交易所发行且已到期的组合型认购权证,使用四种波动性估计模型历史波动性模型,Parkinson(1980的最高,最低价历史波动性模型,Garman and Klass(1980)的最高,最低,开盘,收盘价历史波动性模型,Trippi(1977)的等加权平均隐含波动性模型与Black and Sholes(1973)选择权评价模式,陈松男与郑翔尹(2000)的组合型权证评价模式配对成八种评价模式,并比较其评价绩效,冀期能得到一较佳的组合型认购权证评价模式。

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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

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