查询词典 factor analysis

In rectilinear motion,the extremum of pullvaries with the factor;angleθ=α=arctgμ(μ:friction factor;angleθ:the angle between the direction of pull and the motion direction).

在直线运动中拉力 F的极值随摩擦系数μ的变化而变化，当θ=α=arctgμ(μ为摩擦系数，θ角为拉力 F和运动方向的夹角)时，F有极小

The paper given accurate computer formula and variation curve about suspension point motion (displacement velocity acceleration) and the torque variation law of reductor shaft .given two conclusion: one is the factor affected motor power is the law of suspension point torque ,the other is the factor affect torque fluctuation is the difference between the effective radius of hind heaven sheave and the theory's.

指出影响电机功率的因素是悬点扭矩的变化规律和扭矩波动的大小。其原因是后天轮轮廓曲线有效半径与理论值差异所致。

On that basis,the authors used the single-factor assessment method and multi-factor assessment method(comprehensive pollution index and Nemeron pollution index)to assess the data of groundwater pollution by this refuse landfill site.

结果表明，该垃圾场对地下水的污染极其严重：综合污染指数可达到59；单项污染组分如NO2-、NH4+、COD等普遍比参照值高出几十倍，致癌物质NO2-则高出340多倍。从水质的角度看，地下水中有的污染物(NO2-、NH4+、COD)已经超出地下水Ⅲ类水质标准数十倍甚至100多倍，到了不能饮用的程度。

Center expressional system of ownership as system of power of human society belongings, it is the critical factor of relations of production, also be the critical factor of regular economic system.

作为人类社会财产权力体系集中表现的所有制，是生产关系的决定性因素，也是一定的经济体制的决定性因素。

Methods We randomly assigned young boys with severe hemophilia A to regular infusions of recombinant factor VIII or to an enhanced episodic infusion schedule of at least three doses totaling a minimum of 80 IU of factor VIII per kilogram of body weight at the time of a joint hemorrhage.

研究人员将65名30个月龄以上的重度A型血友病男孩随机分为两组，32名患儿规律注射重组VIII因子25IU/Kg，隔日一次，另外33名则在关节出血时注射重组VIII因子至少3个剂量，总量最少要达到80IU/Kg。

But the search engine available exist some limits including the depth of indexing,the possession of informtion,the pertinency factor and recall factor,the technology development,the retrieval function,the renewal of index database,etc.

由于受人为因素和技术因素的影响，目前搜索引擎存在信息标引深度不够、信息占有量不足、查准率低、查全率不高、技术发展不完善、检索功能不全、索引数据库更新困难、挤占网络带宽、分工协作不强等局限性。

Objective:Hepatocyte growth factor speculated to be an endothelial-specific growth factor which protects or repaire the vascular endothelial cells.

目的：肝细胞生长因子是一种特异性内皮生长因子，参与血管内皮损伤修复过程。

Finally, we simulate the relationship of the residuary intensity modulation coefficient and the scale factor stability of fiber-optic gyro by using the Matlab simulation tool. The simulation results further explain the effect of residuary intensity modulation on digital closed-loop fiber-optic gyro scale factor stability.

最后，对所得出的残余强度调制系数与光纤陀螺标度因数稳定性的关系进行了Matlab仿真，通过仿真结果，更进一步说明残余强度调制对数字闭环光纤陀螺标度因数稳定性的影响。

Cobra venom factor was given to prevent hyperacute rejection and FK506 was given to prevent cellular rejection. The xenograft recipients were killed and cardiac xenografts harvested 4, 8, 12, 16, 24 hours after transplantation. Histologic examination was used to demostrate the degree of rejection and coagulation while revers transcriptase-polymerase chain reaction was used to detect the expression of tissue factor mRNA, and the guinea pigs hearts, harvested but not transplanted, were studied as controls in all samples.

建立豚鼠－大鼠异种异位心脏移植动物模型，使用CVF抑制超急性排异反应，FK506抑制细胞免疫排斥反应，分别在移植术后4、8、12、16、24h切取移植心脏，通过病理切片观察排异反应和凝血强度，同时通过RT-PCR方法检测组织因子mRNA表达强度，未移植豚鼠心脏作对照。

The change of contributions and bargaining power of factor owners will result in the replacement of game equilibria, i.e. the evolution of the system of the property right of factor.

随着要素所有者贡献和谈判力量的变化，会产生博弈均衡的更替，这就是要素产权制度的变迁了。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。