因素

Evidence for a strong inherited component in RA is supported by a lot of data, and about 35% of genetic contribution to RA can be attributed to human leukocyte antigen class Ⅱcomplex.

许多研究表明遗传因素是导致RA发病的最主要原因，而在遗传因素中约35%来自于人类白细胞抗原Ⅱ类复合体。

In those countries, abruptness of burst of bubbles is very obvious.

在开放中的发展中国家，泡沫破灭的突发性极为明显，促使泡沫经济形成与膨胀的因素也正是促使其破灭的因素。

The results show that absolute convergence does not exist in rural economics among provinces,indicating that the economics growth of undeveloped provinces is not faster than that of developed provinces.

结果表明：我国农村省际之间经济并不存在绝对收敛，即落后省份经济的增长并不比发达省份增长快；但是存在条件收敛，即在控制了稳态的决定因素之后，落后地区的经济增长快于发达地区的经济增长，从而使差距缩小；在影响条件收敛的诸因素中，人力资本、产业结构以及科学技术对我国农村经济条件收敛的贡献最大。

Third, life is not closed, the external factors, such as wind chill factors, social factors, as some people have to health, you have to adapt to them.

第三，生命不是封闭的，对于外界的一些因素，像风寒因素，像有些社会因素，人要健康，就得适应它们。

Lastly, the impact factors of methane flux are summarized, including biotic and abiotic factors.

湿地甲烷通量是由多种因素决定的，对影响湿地甲烷通量的因素的研究相当丰富，特别是近年来对生物因素的关注。

The results suggest that to improve the natural regeneration,the integrated method ofcombining the biotic and abiotic factors should be adopted,and some artifical management,suchas formation of small gap,should be considered to improve the natural regeneration.

研究结果建议：对辽东栎林的天然更新，应该采取综合治理的方法，充分考虑各种生物和非生物因素的影响，处理好生物因素和非生物因素的关系；人为进行适当干扰，例如在森林中创建适当大小的林窗，以更好地促进辽东栎的天然更新。

Key words:space environmental medicine;environmental measurement and simulation;medical requirements;medical evaluation

纵观研究工作的全过程，航天环境医学必然涉及环境因素的测量和模拟技术、环境因素对人体及动物的生物效应（生理作用规律，可能的病理变化和损伤）、环境因素的医学和工程防护等。

The studentself"s factor includes: the obstacle of selfconsciousness and the negative cnaracter feature; the family factor includes: educational way, family formation, family income, parents" quality and the standard of education etc; the school factor includes: the teachers" influence, the classmates" function etc.

学生主体因素包括&自我知觉障碍&和&消极人格特征&；家庭因素包括家庭教养方式、家庭结构、家庭经济收入、父母的素养和受教育水平等；学校因素包括教师的影响、同伴的作用等。

For selecting suitable energy crops to grow in each district, various geological and meteorological factors are evaluated, including soil, rainfall, temperature and sunlight resources. Expected harvest quantities and biomass energy yield rates are also evaluated for assessing the suitabilities for raising various crops.

能源作物评选则依据地理及气候等生长因素，主要考量能源作物的适栽性，包括土壤、降雨量、气温及日照等因素，其次考量能源作物的特性，包括产量、收获数、产油率等因素，以筛选出各区较适种之能源作物。

Therefore, persons of upward social mobility are more influenced by structural factors and personal social and economic factors; persons of downward social mobility and horizontal social mobility are more influenced by life cycle needs, such as marital change.

因此，上升社会流动者受到结构性因素和个人社会经济地位因素影响最大，而下降社会流动者和水平社会流动者受婚姻状况改变等个人生命周期需求因素的影响最大。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。