Asian countries are expected to spend over$ 200bn on mass transit rail systems in the next decade to combat rising urban congestion.

Urban congestion, energy shortage and environmental degradation have made the development of public transport in many cities in China become an inevitable choice.

城市拥堵、能源紧张、环境恶化等问题使发展公共交通成为我国很多城市的必然选择。

The process of urban congestion usually occurs in a certain road and diffuses to other roads.

城市拥堵的发生过程一般是某路段发生拥堵，然后扩散至其他路段进而形成区域拥堵。

One solution: Zhang plans to lick the urban congestion problem by building up.

他的解决方法是，他打算修建摩天大楼来解决城市人口密集问题。

Pelvic congestion syndrome had 7 cases, the ratio was 6.67%, the efficiency of treatment was 57.14%;

盆腔静脉瘀血症7例，占6.67%，治疗有效率57.14%；

Clinic Study of Laparoscopy in Treatment of Pelvic Congestion Syndrome after Tubal Ligation

腹腔镜治疗输卵管结扎术后盆腔瘀血综合征的临床研究

Value of Transvaginal Color Doppler Ultrasonography in Diagnosis of Pelvic Congestion Syndrome

阴道彩色多普勒超声在盆腔瘀血综合征诊断中的应用价值

Objective: To explore the ultrasonic diagnostic value of pelvic congestion syndrome.

目的：探讨盆腔瘀血综合征超声诊断价值。

Diagnostic value of color Doppler flow imaging diagnosis for pelvic congestion syndrome

彩色多普勒超声对盆腔淤血综合征的诊断价值

Study on the Operative Treatment of Severe Pelvic Congestion Syndrome

盆腔瘀血综合征手术治疗的研究

Objective: To study the operative treatment of pelvic congestion syndrome.

目的：对1986年11月～1996年12月30例盆腔瘀血综合征患者，采用改良式手术治疗。

X-ray showed 26 cases with passive lung congestion, 5 cases with tuberculous pericarditis.

X线示肺淤血26例，心包钙化5例。

The characteristic X-ray signs are: 1, interstitial type of pulmonary passive congestion.

X线表现具特征性：（1）间质型肺静脉淤血；

To resolve effectively the contradiction between call handover dropping and congestion of new calls, a new call admission scheme is proposed on the basis of the existing fractional guard channel scheme with the congestion of new calls taken into account.

为了有效解决交换通话掉话与新建通话拥塞之间的矛盾，提出了一种新的通话处理的改进方案，它是基于原有的部分保护信道方案模型，但额外地考虑了新建通话的拥塞问题。

In this dissertation, the user access strategy, channel hand over strategy, channel allocation strategy about satellite communication network system are discussed and these strategies are important for improving communication quality and reducing call congestion and hand over congestion probability.

本文讨论了卫星通信系统中用户接入策略、信道切换和信道分配策略，这些策略对于提高用户的通信质量，降低呼叫阻塞概率和切换阻塞概率是非常重要的。

The receiving end and middle nodes of mixed driven friendly congestion control mechanism

一种接收端与中间节点混合驱动的友好拥塞控制机制

Under such conditions, drivers always expect the vehicle navigation system or other service system to provide one or more dissimilar paths to the congested and jammed area.

在这种情况下，驾驶人员往往希望车辆导航系统或其它服务系统为其提供一条或多条与拥挤区域相异的路径。

Ship Domain in Congested Water Area

拥挤水域内船舶领域的探讨

In order to avoid congestion, COTA predict the potential congested area according to the use frequency and residual energy of path nodes, based on which it allocates traffic to multiple paths to avoid traversing the potential congestion region.

COTA根据路径节点的使用情况以及剩余能耗，预测潜在的拥塞区域，避免给热点区域分配过多的流量，有效预防拥塞。

Methods Serum IL-2, IL-4 and IL-6 levels in both 60 OLP patients and 30 normal controls were examined by means of ELISA. Their pain levels, congested area and erosive area were recorded.

方法采用ELISA方法检测60例各型OLP患者血清IL-2、IL-4、IL-6的水平，记录患者的疼痛程度、充血和糜烂面积。

If the alternative route quality is not satisfying, the congested area would not be ameliorated but deteriorated and new congestion would be produced at the alternative route.

如果替代路径的质量较差，拥挤现象不但不能得到缓解而且会进一步恶化，并且在替代路径上会形成新的拥挤；