The prosperity of the Erie encouraged the state to enlarge its canal system by building several branches.

伊利湖的繁荣促使了这个州通过挖掘支流来扩大运河系统。

The management system of canal system structures in Yangling irrigation district was constructed based on VR-GIS in this paper.

应用结果表明基于VR-GIS技术的系统能满足灌区渠系建筑物的信息化管理要求。

This system can carry out four functions as data base management, planning water use, water allocation in canal system and summation of planning water use.

该系统可以实现：灌区数据管理、灌区用水计划、灌区渠系水量调配和灌区计划用水总结四项功能。

The fact the canal system was requested by local farmers highlights a key element of the Northern Mountains Poverty Reduction Project – giving voice and power to people.

当地农民要求修建运河系统的事实凸显了北部山区减贫项目的一个重要组成部分，即赋予人民话语权。

AIM: To discuss the clinical diagnosis and treatment of root canal system of mandibular second molars.

目的：探讨下颌第二磨牙根管系统的特征及临床诊断和治疗方法。

Venice, a city of beauty and charm, was built as a collection of 118 separate islands, relying entirely on a canal system of about 150 canals, mostly very narrow, crossed by some 400 Bridges.

威尼斯，一个美丽而富有魅力的城市，建在118个独立的岛屿群上，完全依靠大约150条大部分很窄的运河渠系以及河上的400余座桥梁运行。

Layout forms of irrigation canal system can be generally classified as three categories: series-wound canal system, equivalent shunt-wound canal system and nonequivalent shunt-wound canal system.

文摘：灌溉渠系的布置形式一般可分为串联渠系、等效并联渠系和非等效并联渠系，对这3种灌溉渠系水利用系数进行了理论研究。

Objective the aim of this study was to investigate the root canal system of maxillary first premolar .

目的观察离体上颌第一前磨牙根管解剖结构。

Objective to study the root canal system morphology and provide anatomic facts for treatment of dental disease.

目的了解根管的形态结构，为牙疾病治疗提供解剖学参考。

Finally, the canal water efficiency of all levels of canals, canal system water efficiency and paddy field water consumptions of the 10 main irrigation areas in Shenyang city were put out.

最后分别计算出沈阳市以上十个主要灌区各级渠道的渠道水利用系数、渠系水利用系数和水田的耗水量。

The utilization coefficient of irrigation water contains the utilization coefficient of canal system water and field water.

灌溉水利用系数包括渠系水利用系数和田间水利用系数。

Conclusions: The roots of maxillary first premolars possesses a variety of canal system types.

结论：上颌第一前磨牙的根管类型相对复杂。

Analysis and design of canal system automatic control usually are conducted with mathematical model of canal operation control.

渠道运行控制数学模型是渠道系统自动控制分析和设计的基础。

Arch net floor has opened up a new way for the small-sized works, expecially for the canal system structures of low FroudaNumber underflow energy dissipation.

拱网为小型工程特别是渠系建筑物低佛氏数底流消能开辟了一条新途径。

The canal system generally suffers from frozen heaving in China「s north. The form of damage mainly is vertical dislocation and horizontal displacement.

我国北方地区渠系建筑物遭受冻胀破坏的情况相当普遍，其破坏形式有垂直变位和水平变位。

The case demonstrates an unusual morphological configuration of the root canal system and supplements previous reports of the existence of such configurations in mandibular incisors.

该案例表明一个不寻常的形态配置根管系统和补充以前的报告中存在这样的配置在下颚门牙。

The incidence of C-shaped root canal system is verdicted according to its anatomic features.

根据C形根管系统的解剖学特征判断其发生率。

The verdant paddy-fields, watered by a British-built canal system and now sparkling in the morning sun, give no clue to Shahabpur」s agricultural malaise.

青翠的稻田，由英国修建的运河系统灌溉，在早晨太阳的照射下现正波光粼粼，看不出沙哈普尔农业的不景气的迹象。

However, some research data show that mandibular incisors' root canal anatomy is comparatively complex, and root canal system has many variations.

但有资料表明下颌切牙的根管解剖形态较为复杂，变异较多。

During the 19th century, the construction of an extensive canal system and the arrival the railways triggered a boom in population.

19世纪，大范围的运河系统建设和铁路的发明使得人口迅速增长。