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These results suggest that the weak electro— acupuncture may induce analgesia mainly by segmental inhibition and purines appear to be involved in this process.

在此剂量范围内，茶碱的这种对电针镇痛效应的阻断作用表现一定的量效关系。

Background During the tumor angiogenesis and haematogenous metastasis, there exist complicated interactions between tumor cell and vascular endothelial cell. They interact and make joint efforts to contribute to establish the tumor vascular network and induce tumor invasion and metastasis.

研究背景：在肿瘤的血管系统建立和血行转移中，肿瘤细胞与血管内皮细胞之间存在复杂的相互关系，他们相互作用以促使肿瘤内血管网的出现和肿瘤的侵袭转移。

A lot of viruses can induce cell cycle arrest, for example paryoviruses, herpesviruses, retroviruses et al.

许多病毒的感染会导致宿主细胞周期的阻滞，如细小病毒、疱疹病毒、逆转录病毒等等。

In contrast to previously characterized human oncogenic retroviruses, the novel retrovirus they had discovered, now known as human immunodeficiency virus, did not induce uncontrolled cell growth.

相较于以往的特点人类致癌病毒，新病毒，他们发现了，现在被称为人类免疫缺陷病毒，并没有引起不受控制的细胞生长。

The results showed that, the oligosaccharides have elicitor activity, and could induce the notable increase of PAL, chitinase,β-1, 3-glucanase activity and accumulation of hydroxyproline-rich glucoprotein and lignin.

结果表明，该低聚糖具有明显的激发子活性，能够诱导杨树细胞苯丙氨酸解氨酶、几丁质酶、β-1，3-葡聚糖酶活性显著增高（分别为对照的2.80，1.99，2.84倍）和木质素、HRGP的积累（分别为对照的2.35，2.61倍）。

Vascular endothelial cell growth factoris a kind of glucoprotein ,which has separated by culturing stellate cells of bovine glandula pituitaria in vitro by Ferrara etc. in 1989.lt can express that anxo-act vascular endothelial cell growth specificly and induce vasotropic growth ,so it is called VEGF.

血管内皮细胞生长因子(Vascular endothelial cell growth factor)是1989年Ferrara等牛垂体星状细胞体外培养分离出的一种糖蛋白，其在体内外都表现出特异性地促进血管内皮细胞的生长并诱导血管生成作用，故此称为血管内皮细胞生长因子。

During acute hepatic failure severe endotoxemia would damage the function of gluconeogenesis in livers and kidneys by inhibiting transcription of PEPCK and this can induce hypoglycemia.

急性肝功能衰竭大鼠中严重的内毒素血症通过抑制PEPCK的转录损伤肝脏和肾脏糖异生的功能，导致低血糖的发生。

It was suggested that gastric juice could induce the apoptosis of BIU-87 by reducing Bcl-2 and increasing Bax.

为了探讨胃液诱导膀胱癌细胞系细胞凋亡的机制，我们采用流式细胞术及免疫组化方法观察了胃液对膀胱癌细胞系BIU-87细胞凋亡及Bcl-2、Bax表达的影响，报告如下。

Somatic disease may induce functional disorder of brain, and generate psychiatric symptoms due to the change of psychological and social environment.

躯体疾病对患者的脑功能产生影响，引起脑功能紊乱，并通过心理社会环境的改变而产生精神症状。

It can only denounce offenders publicly, in the forlorn hope that the shame will induce them to behave better.

它所能做的仅是公开谴责那些违规者，渺茫地希望着羞耻会使它们在以后表现更好。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。