近年来

As the opening and innovation of telecommunication market step by step, cut-throat competition has been occurred in this area in recent years.

近年来，随着电信市场的逐步开放和电信改革的深入，国内电信市场的竞争越来越激烈。

This papers explore the correlation between the thickness of blade、cuticula、epidermis cells、fence form、sponge form,the ratio of the fence form and sponge form,the layer of the fence form,the length of cell and the yield,suitable system,resistance of the blade anatomical structure by paraffin section method and observing in optical microscope using tea varieties in Guangxi,such as the No.1 of Guilv, and provide a scientific basis for tea scientific research and production.

本文主要对近年来广西选育成的桂绿1号等新品种品系通过石蜡切片法，并采用光学显微镜观察叶片解剖结构特征，探索叶片解剖结构中的叶片、角质层、表皮细胞、栅栏组织、海绵组织等厚度及栅栏组织与海绵组织厚度的比值、栅栏组织层数、细胞长度等与产量、适制性、抗逆性之间的相关性，为茶叶科研、生产利用提供科学依据。

With the rapid development of national economy in recent years, the one-dimensional cutting stock problem occurs in many industry areas.

近年来，随着国民经济的飞速发展，一维下料问题在建筑、电力、水利等领域获得了越来越广泛的应用。

CWT can extract phase information of power system signals.

文中综述了国内外复小波的研究现状，讨论了复小波的特点，对比了近年来各类复小波的性能，分析了复小波在电力系统中的应用。

Therefore, the investigation and exploitation of probe of cyanine dyes have attracted many researchers'attention recently.

因此，近年来，菁染料探针分子的研究和开发已经成为研究的热点之一。

Some crimes like theft have existed for hundreds of years while new crimes like cybercrime have developed in recent years.

象偷盗这样的犯罪活动已经存在几百年了，而网络犯罪这样的新型犯罪是近年来才发展起来的。

Analysis on DNA cyclization has become a focus. A lot of progresses have been established in this field in recent years.

有关DNA成环的问题已经成为目前研究热点，近年来，应用各种新技术和新方法该领域研究不断取得新的进展。

ABSTRACT Recently, electron cyclotron resonance microwave plasma has been of much interest for low pressure thin film processes becau...

近年来，电子回旋共振等离子体已经发展成为气体放电物理和技术研究中的新兴领域。

Objective To understand the effect of anti-cysticercus therapy for patients with cerebral cysticercosis and the changes of cysticercus on CT image after treatment.

近年来国内外许多学者应用毗咬酮和阿苯哒哇治疗脑囊虫病多以临床症状作为评价的主要依据，很难对其进行较准确的临床分析。

The traditional techniques include conventional pathological techniques , histochemistry and cytochemistry .

病理学的实验研究方法多种多样，除了传统的组织病理技术外，近年来随着医学科

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。