查询词典 SR

In order to improve size selection for shrimps of multi-codends beam trawls fishing in offshore of the East China Sea,experiments of several sea trials for size selectivity of codends with different mesh configuration, including diamond mesh, square mesh and turned through 90° mesh,have been carried out and catch data were collected by comparative fishing method.

选择性模型对哈氏仿对虾和葛氏长臂虾渔获数据的拟合结果显示，选择性模型具有较好的拟合性，但存在航次间差异；不同网目结构网囊的选择性曲线模型都可简化为Logistic曲线；对于哈氏仿对虾，相比菱形网目网囊，方形网目和转向网目网囊的L50较大，而SR较小(菱形和方形网目之间差异显著，菱形和转向网目之间差异不显著)；对于葛氏长臂虾，方形网目和转向网目网囊的L50较大(菱形和方形网目之间差异显著，菱形和转向网目之间差异不显著)。

The oxygen relief and absorption in Bi-Ca-Sr-Cu-O system appeared in the temperature range of 800-880℃.

研究了Bi系试样的固态反应及氧的吸收与释放规律，发现在800℃-880℃间存在氧的吸收与释放。

Based on the features of alkaline-earth metals ,this paper aims to analyze the function of such elements as Be,Ca,Sr,Ba in magnesium alloys.

并着重指出镁合金中碱土金属间的交互作用以及碱土金属于非碱土金属间的交互作用，从而探究碱土镁合金的开发之路。

The substitution of alkaline-earth metals for Ni improves the photocatalytic activity of MNb2O6. After UV irradiation for 10h, the concentrations of RhB/SrNb2O6 suspension and RhB/BaNb2O6 suspension are degraded to 21% and 37%, respectively.

结果表明，碱土金属Sr、Ba对NiNb2O6中Ni的取代能很好地提高铌酸盐的光催化效果，在10h紫外光照射下能分别将RhB的浓度降解到原来的21%和37%。

Two complexes of alkaline-earth metals perchlorate with phenyl-acetylmethylene sulfoxide(C6H5SOCH2 COCH3) have been synthesized and characterized by elemental analysis and IR spectra.

本文选取苯基乙酰甲基亚砜(C6H5SOCH2COCH3)作为配体与碱土金属的高氯酸盐反应得到配合物的单晶，对它们进行了元素分析及红外光谱表征，它们的化学式为[ML6](ClO4)2(M=Ca、Sr；L=C6H5SOCH2COCH3)。

Spherical composite inorganic ion-exchanger s,hydrated titanium dioxide-hydrated antimony pentoxide,were prepared using sol-gel method and their ion exchange properties for Sr 2+and Cs + as well as their composition,structure and stability were investigated in this paper.

用溶胶 凝胶的方法制备了水合二氧化钛水合五氧化二锑球形复合无机离子交换剂，研究了其对Sr2 +和Cs+的离子交换性能，并对其组成、结构及稳定性作了初步的研究。

In present study,~(60)Co γ-rays was used to irradiate soil with doses of 3.0 kGy and 25.0 kGy,respectively,to discriminate between arbuscular mycorrhizal fungi and other soil microorganisms,while soil without irradiation was used as control to study the effects of soil microorganisms on uptake of ~(89)Sr by ryegrass and bahia grass.

用3.0和25.0 kGy剂量的60Coγ射线分别对供试土壤进行了辐照处理，以区分土壤中的内生菌根菌和其他土壤微生物；并以未经辐照处理的土壤为对照研究了土壤微生物对黑麦草和百喜草吸收89Sr的影响。

Although AM fungi and other soil microorganisms had no significant effect on above ground biomass in ryegrass and bahia grass,both AM fungi and other soil microorganisms decreased the uptake of~(89)Sr in the two grass species,though to a more or less extant.

尽管内生菌根菌和其他土壤微生物对黑麦草和百喜草的地上部分生物量没有明显影响，但它们都不同程度地降低了两种草对89Sr的吸收。

The box would come back with Bill Jr.'s responses. Mr. Gates Sr.

这个盒子随后会返回来，上面附有盖茨的回复。

Lo models with a horizontal mixer, biaxial pulp of the mixer, Central touch granulators, [250, 320, 350], water droplets grinder, mixer drum additives,(SR-enrichment Material equipment), bucket elevator, U-cutter-type carrier, there are die-pellet feed and other 30 kinds of ancillary equipment.

机型有卧式螺带混合机、双轴浆叶混合机、环摸制粒机、[有250型、320型、350型]、水滴粉碎机、鼓式添加剂混合机、、斗式提升机、U型输送绞龙、还有平模制粒机等30多种饲料配套设备。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。