近年

Technology of Licensor Ⅰ has disadvantages of high investment, high energy consumption and great ethylene loss.

我国近年还将建设多套大型乙烯装置，而不同专利商的乙烯技术是有优劣之分的。

Technology of Licensor Ⅰ has disadvantages of high investment,high energy consumption and great ethylene loss.

摘要我国近年还将建设多套大型乙烯装置，而不同专利商的乙烯技术是有优劣之分的。

In this paper the progress in analysis on slope stability by limit equilibrium and finite element methods was introduced.

本文介绍近年在用极限平衡法与有限单元法，分析边坡稳定性方面的一些进展，在基于极限平衡的解析法上，我们导出了多阶斜坡的稳定安全系数与滑裂面角度的计算公式。

This paper introduces the current methods to treat solid wastes abroad such as cement solidification, fly ash thermo-treatment, chemical solidification, chemical lixiviation and so on.

飞灰的处理是控制重金属污染的关键，目前处理垃圾焚烧飞灰中重金属污染物的常用方法有：水泥固化法、化学药剂稳定法、飞灰热处理、化学浸提法等，生物淋滤法是近年新兴起来的金属浸提技术。

The key features of disc degeneration are the change of structural components and the loss of biomechanical function.

椎间盘的基质与关节软骨相似，富含蛋白多糖和胶原，近年研究认为MMPs在椎间盘的退变过程中发挥重要作用。

It has recently been discovered that vascular remodeling also plays an important role in luminal loss after PTCA.

近年发现血管几何构型改变，即血管重塑对PTCA术后管腔丢失亦具有重要的作用。

This thesis summarized the recent research of lycopodium alkaloids, including the structures of those new alkaloids, studies of the interaction between acetylcholinesterase and its inhibitors by NMR, and the synthesis of lycopodium alkaloids.

本篇论文对近年石松生物碱的研究进行了总结，内容包括新报道的石松生物碱结构，利用核磁共振方法研究乙酰胆碱酯酶与其抑制剂的结合，以及石松生物碱的化学合成研究。

Clause, the beginning of the main clause with an adverbial clause and the embedding of a parenthetic structure in brackets.

语言与话语和思想的关系，是一个更富有希望的发展趋势，是近年语言文体学家们开始谈论的话题。

Our laboratary has constructed human osteoprotegerin mammalia expression vector pcDNA3.1/DHFR-0PG that was primarily expressed in CHO cell, though the yield is not enough to satisfy continuous work.

近年本室成功构建了OPG的真核表达载体pcDNA3.1/DHFR-OPG，转染CHO-dhfr~-细胞后获得了表达，但表达量不高，不能满足后续实验的需要。

In recent years, the Institute has had new progresses in the removal of manganese in underground water.

近年，我院在地下水除锰领域中有新的发展。

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。