水平状态

Objective To investigate the clinical significance of the association between intrauterine development and level of leptin in preterm infants.

目的 探讨早产儿脐血瘦素水平变化与宫内生长发育状态关系的临床意义。

Through interlaminar shear model, the equation of motion and the distinguishing rule between slide and joggle were established about pure frictional base-isolated masonry structure, considering the earthquake action in horizontal and vertical directions.

本文采用层间剪切型模型，推导出了纯摩擦基础隔震砌体房屋在同时考虑水平与竖向地震耦合作用下的运动微分方程及滑动与啮合状态判别准则，采用Fortran语言编制了该类结构的计算程序。

In addition, longitudinal or transverse residual stress distribution of welded joint can be improved by using of trailing peening.

此外，焊接接头的纵向及横向残余应力分布状态均有了很大程度的改观，应力水平相对较低，有利于焊接结构的尺寸稳定。

Next, combining robust stability concept, T-S fuzzy model approach, and model predictive control strategy, at each sampling time, the predictive state feedback controller is calculated by minimizing a least upper bound for MPC infinite horizon objective function.

其次，结合强健稳定性理论，T-S模糊模型技术，和模型预测控制策略，在每一个取样时间，透过极小化模型预测控制之无限水平目标函数的最小上界，可计算出预测状态回授控制器增益。

Based on this opinion, the effect of dynamic trait loci could also be explained by inserting a Legendre polynomial in each genetic factor, and so the mathematic model for mapping dynamic trait loci was constructed.

把表型值随着时间（生命时期、年龄、胎次等）或其他可以量化的因素（生理状态、生产水平、代谢率和环境条件等）变化的性状称为动态性状。

Results: Analysis of variance showed that, in the model image level, the score of body image scale in high social comparison group was significantly higher than that in low social comparison group (5.54±1.05) vs.

结果：方差分析显示，在模特意象水平下，高社会比较组的身体意象状态量表得分高于低社会比较组(5.54±1.05) vs。

Result］ Under blood stasis, it can to some extent inhibit the production of primary cancer, the serum IL18 and HGF were reduced in mouse of liver metastasis with cancer, which may intervene the liver metastasis; Shensanqi extract had some definite function on the primary cancer of spleen and liver metastasis of rats with liver metastasis of cancer, the platelet exerted key functions in cancer hyperplasia, infiltration and metastasis.

结果］在血瘀状态下，可在一定程度上抑制原发肿瘤的生长，荷瘤肝转移小鼠血清IL18和HGF的水平降低，可能干预了肝转移的过程，参三七醇提液对荷瘤肝转移大鼠的脾脏原发肿瘤的生长和肝转移有一定抑制作用，血小板在肿瘤增殖、浸润和转移中起着重要作用。

A83 mutations in the hepatitis B virus precore gene may be associated with the chronic liverish and quantative analysis of A83 mutations could reflect the conditions of hepatitis B virus directly, which is helpful to diagnoses, therapy and prognosis judgment.

HBV DNA前C区A83变异株水平与临床病情相关，定量检测可以快速准确地反映变异株在体内的复制状态，对临床诊断、治疗和预后判断具有重要意义。

This paper discusses grain security in Guanzhong basin based on the model of cultivated land pressure index and minimum area of per capita cultivated land through using Lotus 123 for Windows software and setting up the databases of " people-cultivated land-grain production ".

本文根据最小人均耕地面积和耕地压力指数理论，应用趋势预测分析和回归分析方法，建立研究区域粮食安全状况预测模型，进行预测分析研究。论文主要以陕西省关中地区为例进行分析与实践论证。结果为，1999年关中地区粮食处于安全状态，对于各个地区而言，西安和铜川的粮食状况不容乐观；而宝鸡、咸阳、渭南和杨陵区粮食状况相对安全。特别是杨陵区，在农业科技不断进步的作用下，耕地生产力水平提高，因此粮食状况最安全。

When WTP attain to stable and mature level, the ecological consideration character coefficient is equal to 1 which is the ideal status.

从这个角度，森林生态效益的货币量的科学化和社会检验是当支付意愿水平达到一个稳定的、成熟水平时，即生态效益补偿的特征系数等于1的理想状态。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。