查询词典 pitch ratio

The sulfation ratio of the unreacted CaO in the spent sorbent increases with the hydration temperature or the reaction time decreasing. The overmany hydration water reduces the sulfation ratio of the unreacted CaO and there exists an optimal rate.

增湿活化温度越低，高温脱硫时间越短，越有利于低温脱硫反应；随着活化水量的增加，低温脱硫反应的钙利用率先提高后降低，活化水量存在一个最佳值。

A statistics in world range indicates that the Sr/Eu ratios in the peraluminous granites show similar variation trend to those in pegmatitic apatites. This paper suggests that the high Sr/Eu ratio (＞300) in apatites or peraluminous granites is due to the strong partition of Eu〓 into the aqueous fluid, and this ratio can be used as an excellent geochemical indicator of fluid exsolution from magmatic melts.

对世界范围内的过铝质花岗岩统计表明，过铝质岩浆岩的全岩样品中的Sr/Eu也呈现二歧变化，由此本文提出Sr/Eu比值是指示过铝质岩浆体系中岩浆流体相出溶的有效地球化学参数，大于300的Sr/Eu比值是Eu〓强烈分配进入流体相的地球化学标志。

Fuzzy Logic Ratio Control of Continuously Variable Transmission System;2. analyzing the primary characteristic and the power performance, this article discusses the changing regularities of the ratio in two types of HTC, which have different penetrativity.

分析对比液力变矩器原始特性和动力特性，讨论了当外界阻力发生变化时，具有不同透穿性的液力变矩器速比的变化规律及其对变速器传动效率的影响，指出在自动变速器设计中，合理选择液力变矩器的结构参数，特别是注重其透穿度与发动机适应系数的合理匹配，是提高自动变速器传动效率及汽车驱动功率的有效途

The experiment obtains the noon peroxy free radical density approximately 11 pptv, the observation had discovered the free radical the density has the direct ratio with the ozonedensity but to have the inverse ratio with the nitrogen dioxide density.

实验测得中午过氧自由基的浓度约11pptv，观测发现自由基的浓度同臭氧浓度成正比而与二氧化氮浓度成反比。

Taking the volcanic-intrusive complex in the Yanbei porphyry tin oredistrict as an example and based on the covariance plots of Ce,Nd,Sm,Eu,Yb in six different elemont-element,ratio-ratio coordinates,the authors havereestablished the petrogenic mechanism of the volcanic-intrusive complex inthis district.

以岩背斑岩锡矿区火山侵入杂岩为例，根据稀土元素Ce，Nd，Eu，Yb等5种元素6种不同式样协变关系（元素－元素，比值－比值）的判别，重建了本区火山侵入杂岩成岩机制。

The objective parameters, including fundamental frequency, jitter, shimmer, fundamental frequency standard deviation, maximal frequency, minimal frequence, normalized noise energy, harmonic-to-noise ratio, signal-to-noise ratio and maximal phonatory time which were measured mainly on a sustained /a/ were recorded on an Dr.

客观检测采用Dr.speech for windows嗓音评估软件，在长元音／a：／上检测下列参数：基频、基频微扰、振幅微扰、基频标准差、最大基频、最小基频、声门噪声能量、谐噪比、信噪比和最大发声时间。

The dilute hydrochloric acid concentration, Ti/clay ratio, H/Ti ratio, the pillaring reaction temperature, the aging time of pillaring agent and the initial concentration of clay greatly affect the formation of Ti-PILC.

结果表明，盐酸的浓度、Ti／土比、H／Ti比、交联温度、交联剂老化时间和粘土悬浮液浓度等制备条件对钛交联蒙脱石的物化性能有较大的影响。

The results indicate that the pillaring process and crystal growing of anatase can be more easily realized by increasing the acid-base ratio of pillaring agents, raising the pillaring temperature and adding proper quantities of alkali. The calcination of Ti-pillared precursor brings the growth of TiO2 grain, at the same time the layer distance is declined. In order to obtain ideal products, the right pillaring conditions are: the acid-base ratio of pillaring agents of 13, pillaring temperature of 65 ℃ and the volume of alkali (2 mol/L) in pillaring liquid of 6 mL.

结果表明：在一定范围内增大柱撑剂酸碱比、提高柱撑温度以及加入适量碱，有利于插层复合反应的进行和锐钛晶型的生长；柱撑前驱物焙烧后TiO2晶粒长大，同时焙烧引起的脱水导致膨润土层间距的下降；为获得较理想的产物，合适的柱化条件为：柱撑剂酸碱比 n n (HNO3)为13、柱撑温度65 ℃和柱撑液加碱量为(2 mol/L NaOH) 6 mL。

The experiment results indicate that the best preparation condition is the sodium silicate concentration of 0.97 mol/L, the molar ratio of Al/Fe of 2:1~4:1, and the molar ratio of SiO2/ of 2:(2+1) at 30~40℃ for 20~30 min with activation pH of 5.0~6.0. At pH of 6~11, polysilicate aluminum ferrite chloride has the best flocculation performance.

研究结果表明：当硅酸钠浓度为0.97mol/L，Si/为2：(2+1)、Al/Fe为2：1~4：1时，熟化温度30~40℃、pH为5~6、熟化时间20~30min的条件下，制备的聚硅酸氯化铝铁对于pH为6~11的生活污水的混凝处理效果最佳。

Polysilicate aluminum chloride flocculants of various molar ratio of Al to Si are prepared. The influence of ingredient molar ratio, pH value of waste water and the adding amount of flocculant is investigated in treating simulant rolling emulsion.

制备了不同Al/Si摩尔比的聚硅氯化铝，实验考察了成分摩尔比、废水pH值、药剂投加量对除油效果的影响。

Consumer preference ; fuzzy partial ordering relation ; condorect function

消费者偏好；模糊偏序关系； condorect函数

And she doesn't have a cat, she has a Mexican hairless.

而且她不养猫，她养了一只墨西哥无毛犬。