集中于

Until now, the experimental research most concentrate on telangiosis of retina, but less on nerve tissue of retina.

实验方面，对DR发病机理的研究目前大多集中于视网膜毛细血管病变上，而对视网膜神经组织病变方面涉及较少。

About division this theorematic premise and evaluation, here leave the question open, and basically center at.

关于科斯定理的前提与评价，本文这里存而不论，而主要集中于。。。

Concentration on execution also results in unreviewed test designs.

集中于执行测试也导致未经审核的测试设计。

Concentrationon execution also results in unreviewed test designs.

集中于执行测试也导致未经审核的测试设计。

But when you neglect the whole field of life and concentrate only on a little part - however much the "me" may then be absent, you are still living unskilfully and therefore you are not an artist of life.

但是当你忽略了生命的整个领域，只集中于一小部分的时候——不管那时&我&如何不在，你还是没有技艺娴熟地生活着，因而你不是生活的艺术家。

However, since fibres from these areas are projected forward into the cerebral cortex where the primary transmitter is acet ylcholine, attention has focussed on the management of this mediator in the searc h for appropriate therapeutic agents.

一些尝试关注和集中于其他的一些媒介的功能，比如作为中脑部媒介的5-hydroxytryptami ne，但是因为这些区域中的神经纤维投射向乙酰胆碱在其中起主要作用的神经皮层，关注焦点就转向寻找具有适当疗效物质来治疗和控制该类媒介。

Pella R. The protective effect of atrial natriuretic peptide on cells damaged by oxygen radicals is mediated through elevated CGMP-levels, reduction of calcium-inflow and probably G-proteins.

心肌肥厚是细胞促增殖和抑增殖因素失去平衡的结果，以往的研究多集中于促增殖因子如ET-1、 AngⅡ等，但是从治疗的角度看，对抑增殖因子的研究具有更重要的意义。

The topic on this blog, being centralised to American Independence day did not really interest me.

这个专题博客，无法集中于美国独立纪念日，我都不太感兴趣。

Why? Attention was focused on the G20 meeting in London, which at one point seemed on course for a bad falling-out.

为什么？市场注意力曾集中于伦敦的20国集团(G20)峰会。该峰会一度看上去可能在争吵中闹翻。

The research is focused on the agricultural and afforested landscape.

该系的研究主要集中于农业和造林景观。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。