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Compared with the general single-tube model, this paper takes the horizontal bundle absorber as the research object, analyses the principal of dual-solution two-phase flow heat and mass transfer in absorber, introduces the wetting ratio to describe the incomplete wetting performance and view it as the changeable parameter to explain it's influence to total performance of absorber and cooling capability of evaporator.

与以往广泛采用的单管模型相比，本文采用了实际中应用较多的水平管束式吸收器作为研究的对象，对吸收器内二元溶液两相流动传热传质机理做了深入细致的分析，引入了润湿率 WR 这一参数来衡量实际运行中出现的管壁的不完全润湿特性，并将其作为可变参数分析它对吸收器总体性能以及蒸发器制冷能力的影响。

This is one of the principal modes of heat transfer through windows and out to the environment.

这就是通过窗户向环境传热的主要方式之一。

The heavy-armed infantry, which composed its principal strength, was divided into ten cohorts, and fifty-five companies, under the orders of a correspondent number of tribunes and centurions.

军团人数是始终在变化的。但相对主要对手，罗马军团编制绝不算大，这样保持灵活。4000－7000军团士兵不等，再加上相应的辅助部队。

The principal mission of the Apache is the destruction of high-value targets with the HELLFIRE missile.

主要任务的Apache是摧毁高价值目标与地狱火飞弹。

We have an important announcement|from our principal, Dr Hendricks.

同学们请注意|亨德里克斯校长有重要事项宣布

The principal signs including edema of low extremity, hepatomegaly, splenomegaly, hypertrophy of tongue were observed in 80%, 36%, 20%, and 20% of the patients, respectively.

主要体征为双下肢水肿(80%)，肝大(36%)，脾肿大(20%)和舌肥大(20%)等。

These seven principal kingdoms of Kent, Essex, Sussex, Wessex, East Anglia, Mercia and Northumbria have been given the name of Heptarchy.

这七个主要王国(肯特，埃塞克斯，苏塞克斯，威塞克斯，东英吉利亚，麦西亚和诺森伯利亚)，合称为七王国。

These seven principal kingdoms of Kent,Essex, Sussex, Wessex, East Anglia, Mercia and Northumbria have been given thename of Heptarchy.

这七个主要王国（肯特、埃塞克斯、苏塞克斯、威塞克斯、东盎格利亚、麦西亚和诺森伯利亚），合称为七王国。

These seven principal kingdoms of Kent, Essex, Sussex, Wessex, East Anglia, Mercia and Northumbria have been given the name of Heptarchy .

这七个主要王国（肯特、埃塞克斯、苏塞克斯、威塞克斯、东英吉利亚、麦西亚和诺森伯利亚），史称七国时代。

These seven principal kingdoms of Kent, Essex, Sussex, Wessex, East Anglia, Merci a and Northumbria have been given the name of Heptarchy.

这七个主要王国(肯特，埃塞克斯，苏塞克斯，威塞克斯，东盎格利亚，麦西亚和诺森伯利亚)，合称为七王国。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。