This is the primary impetus behind the economic recovery.

这是促使经济复苏的主要动力。

Acropetal differentiation of the cambium layer continues as the primary root elongates.

形成层的向顶分化像初生根伸长一样在继续进行。

The primary function of a house is to provide warmth and shelter.

住宅最基本的功能是提供温暖，遮蔽风雨。

Protoxylem The PRIMARY XYLEM elements that are formed from the procambium first.

初生木质部的成分，最早由原形成层形成。

The primary task of the chair is to ensure the meeting runs smoothly.

主席的首要任务是确保会议顺利进行。

Background—The nucleus tractus solitarius (NTS) is the primary integrative center for baroreflex.

背景-孤束核为压力感受器反射的主要中枢。

Habitat loss and fragmentation is the primary cause of population, metapopulation and species extinction worldwide.

生境丧失和破碎化是生物多样性丧失的主要原因，并得到了广泛的关注。

The primary method in calculi can only solve a thimbleful type of evaluations of infinite integral.

无穷限积分是微积分学中广义积分的一种类型,是积分知识的一个难点内容。

The primary inverter driving circuit,current foldback circuit,protection circuits for overheat and lowvoltage circuit are introduced specially.

重点介绍了一次逆变的驱动电路及过流、过热、过压保护电路。

The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.

概述了4-羟基香豆素的合成方法，重点介绍了苯酚法，乙酰水杨酸法，水杨酸甲酯法，邻羟基苯乙酮法。

The problem that the primary air leakage of trisector AH is large arises some domestic customer s attention.

三分仓空气预热器一次风泄漏量偏大，引起国内部分用户的反响。

The primary rocks were sparry oolitic limestone and micrite oolitic limestone, but dolomitization destroyed the original sedimentary textures.

原生岩石为亮晶鲕粒石灰岩和泥晶鲕粒石灰岩，白云石化作用使其岩石结构大多遭受破坏。

It required three spools, each containing approximately 900 feet of number 27 Heavy Formvar wire for the primary sections.

这个工作需要三个线轴，每个上面有900英尺27号线来绕制初级绕组。

Equites were used provide the primary administrators of certain Imperial functions under the title praefectus ("someone put in charge").

骑士等级还以行政长官的头衔任用,为帝国的政务活动提供主要官员.

This bar of palm trees creates the primary axis of the site, an allee into the inner courtyard of the media square.

这片棕榈林是城区的轴线，一条引导人们进入媒体广场内院的小径。

The most common impaired field which resulted is psychonosema in frontal and temporal lobe, moreover, the brain contusion is the primary type.

颅脑外伤后出现的精神障碍经综合治疗有较好疗效。

Immunotherapy with either antithymocyte globulin (ATG) or antilymphocyte globulin (ALG) is the primary treatment for those children not candidates for bone marrow transplant.

采用抗胸腺细胞球蛋白（ATG）或抗淋巴细胞球蛋白（ALG）免疫疗法是不适宜于骨髓移植患儿的主要治疗方法。

(3) the producing rate of IAT of anamnestic response went up faster than that of the primary, but the dropping rate was slower.

（3）与初次应答相比，回忆应答抗体形成的速度较快，而消失的速度较慢。

Then use antitone structural analysis method to recognize and reconstruct the primary tectonic structure and sedimentary feature of a basin in certain geological history.

要认识和重建某个地质历史时期盆地的原始构造格局和沉积特征，就必须除去后期叠加的构造层和构造变形，即反序构造分析法。

In the primary nonresidential expenditure model, income, ethnicity, private or public lands, and forest lands had a significant effect on nonconsumptive wildlife recreation expenditures.

实证结果显示，在远距消费支出模型中，个人收入、种族肤色、公私有林地等影响因子，对于非消耗性野生动物游憩活动之消费支出情形具有相对的显著性。