起作用的

Optimum extraction conditions were selected by the condition experiments and the concentration of Cu, Pb, Zn in main components were also determined for revealing the distribution of the heavy metals in the suspended particulate matters. It was found that hydroxylamine hydrochloride (0.006 mol/L NH2OH·HCl+0.01 mol/L HNO3) can remove most of Mn oxides, and sodium dithionite 0.8 mol/L Na2S2O4

结果表明，0.006 mol/L NH2OH·HCl+0.01 mol/L HNO3萃取30 min可以单独萃取悬浮颗粒物中大部分的锰氧化物，0.8 mol/L Na2S2O4（pH=6.0）萃取40 min可以同时萃取铁、锰氧化物，而对非目的组分的影响较小；悬浮颗粒物对Cu、Pb、Zn重金属有明显的富集作用，其中Cu主要结合在悬浮颗粒物的有机质组分中，Pb主要富集在铁、锰氧化物中，锰氧化物和有机质对Zn的分布起主要的富集作用。

The results of research showed that compound ferrous flocculant has simple preparation and not any second pollution matter is produced to the environment, it has big and stout floes formation and fast speed sedimentation while dealing with waste water, it is positively charged according to the electrophoresis, it belongs to cationic flocculant, can gives better coagulation results in turbidity removal, color removal, the maximum removal rate of turbidity and color are 95.4% and more than 81.7%, respectively. There are interactions between polysilicic acid and hydrolyzed ferrous species, the compound ferrous with appropriate Si/Fe not only but also can lower the water treatment cost. The compound ferrous removes colloid particles in water by charge oxidation-reduction, neutralization and furl mechanism.

研究结果表明：复合亚铁制备工艺简便，无二次污染；处理水样时产生的矾花大，密实、沉降速度快；复合亚铁带电性为正，为阳离子型絮凝剂；复合亚铁具有较好的除浊、脱色能力，除浊率及脱色率最高分别可达95.4％及81.7％；在复合亚铁中，聚硅酸与亚铁的水解产物间存在着相互作用，合适的硅铁摩尔比有利于提高混凝效果，而且还可以降低投药成本；复合亚铁是通过氧化还原、吸附电中和及卷扫三种作用机理起混凝作用的。

As an important part of automatic mechanism, precise intermittent movement mechanism plays an unreplaceable role in the development of current industry.

作为自动化机械的重要组成部分，精密间歇运动机构在当代工业发展过程中起着不可替代的作用，但精度和寿命却一直制约着这种作用的发挥，成为其性能提高的瓶颈。

After light radiation time of one hour,the IC50 of cytotoxicity of C60 liposomes is 154.9 μg/ml.During the concentration of C60 liposomes are 16.86 μg/ml and 33.72 μg/ml separately,the plaque reduction rate of direct virucidal activity to HSV-1F strain is positive correlation to the time of light radiation,the correlation coefficients rate 0.8510（P.005） and 0.9766 （P.005） respectively.

光照1 h，C60脂质体对Vero细胞的细胞毒为154.9 μg/ml.C60脂质体浓度为16.86 μg/ml及33.72 μg/ml时，对HSV-1F株直接杀灭的空斑减数率与光照时间成正相关，相关系数r分别为0.8510（P.005）和0.9766（P.005）；当C60脂质体浓度为16.86 μg/ml时，对HSV-1F株感染阻断的空斑减数率与光照时间正相关，相关系数r依次为0.84（P.005）及0.9923（P.005），说明C60的抗病毒作用具有时间效应，主要是光敏动力学机制起作用。

"SLiMs consist of about three-to-five specific amino acids in the protein and could be responsible for the signaling pathways between many proteins, because they control the ways in which proteins interact," says Richard Edwards with the Bioinformatics and Molecular Evolution Group.

&SliMs 由大约3-5种蛋白质中的特殊氨基酸组成并且能够在众多蛋白质中的信息的转导途径中起作用，因为它们以蛋白质互相作用的途径控制。&生物信息学和分子进化研究小组的Richard Edwards 说。

The pin top for pre-selecting is welded on the bottom part of the bracket of core drill, the pin top is in favor of the localization of drilling hole, at the same time, it can overcome the reversal angular force acted on the core device, it enhances the rigidity of the whole mechanism.

起预定位作用的尖顶焊接于取芯钻机的机架底部，尖顶有利于钻进初始阶段时钻孔的定位，同时还能够克服作用于取芯器的反转矩，提高了整个机构的刚度。

It is now generally accepted that interactions between ligand-receptor complexes and cofactors are essential for AR function, selectivity, sensitivity, and may contribute to the progression of prostate cancer.

我们应用PKC激动剂PMA对AR进行的研究表明，PMA对野生型AR和AR突变体均有基本相同的配体依赖性转录激活作用，并且还与DHT一起，对野生型AR及AR突变体的转录激活起协同的作用。

The changes are a result of the spin-polaried injection of Co and the magnetic filed effects, both of which increase the fraction of siglets among the total excitons, and the former one is primary.

效率的增强是Co的自旋极化的注入和磁场效应共同作用的结果，其中自旋极化注入起主要作用。

When key stratum is under control of elastic or plastic in the form of elastic ground panel or beam, surface subsidence belongs to bended subsidence. When key stratum is of demolition and movement, surface subsidence belongs to fractured subsidence.

如何对岩层移动中地表沉陷等采动损害进行有效控制，关键在于了解岩层移动的动态变化过程，了解对地表移动起控制作用的岩层的变形破断规律，及其运动过程中与地表移动的相互耦合作用关系。

ZINDO, a semi-empirical method of quantum chemistry implemented in programs Cerius2, was used to calculate and analyze the static conformation of models, formal charge of atoms, the bond length, HOMO and LUMO after running a preliminary minimization and other electronic properties also were studied.

用分子力场和分子动力学模拟方法得出最优构型太原理工大学硕士研究生学位论文及在此构型下的势能、键合作用和非键合作用能等能量参数，并进行了对比，发现在煤的大分子结构中起主要作用的是非键合作用的范德华和氢键作用能。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。