In a CVS repository, for example, a stream maps to the main trunk HEAD or to a branch.
例如，在CVS资源库中，一条流可以对应为干线HEAD，也可以对应为分支。
Later, moving changes from one branch to another branch (or the main trunk) is performed by the merging operation.
稍后，由合并操作将更改从一个分支迁移到另一个分支(或主干)。
When one developer changes files on a branch, those changes do not appear on the main trunk or on other branches.
当一个开发人员更改某个分支上的文件时，这种更改不会出现在主干或其它分支上。
Xidan Station of Beijing subway is a large-span subway project first built under the main trunk road in downtown area in China.
北京地铁西单车站是我国首次在繁华闹市区主干道下修建的大跨度地铁工程。
The atresia was at the valvular level in 13 patients and at the main trunk in 1.
肺动脉瓣水平膜状闭锁13例，主肺动脉干闭锁1例。
With metastasis of both sides, the catheter was inserted into the main trunk of pulmonary artery.
两侧转移灶者，导管头端埋于肺总动脉处。
These gathering systems are normally owned by the pipeline company that operates the main trunk line.
集油管道系统和原油干线管道常归管道公司所有。
This paper describes the architecture adopted by current main trunk airliner as well as the features of large civil airliner architecture.
本文介绍了目前主要干线飞机所采用的体系结构和有关大型民用客机体系结构的特点。
The capillary density in the lower part of the main trunk of the atrioventricular node artery was greater than that in the upper and anterior parts.
以房室结动脉主干为界，其下方毛细血管密度较大，其上方及前方较小。
Then divides the highway network into four levels: main trunk line, sub-trunk, feeder and connecting line, and also positions functions of the four levels.
进而按照通达程度将公路网划分为四个等级：主干线、次主干线、支线和连接线，并分别对四个层级进行了功能定位；
This product is applicable to city express way: main trunk road, sub-trunk road, spur track, roads of factory, school and park, various residence roads and courtyard etc.
本产品适用于城市快速路：主干线、次干线、支路、工厂、学校、公园、住宅小区、庭院等道路照明。
The rates of detection with IVUS were more than those with CAG for calcified lesion, eccentric lesion, diffuse lesion and lesions in left main trunk and bifurcation(P<0.05).
IVUS对离心性、钙化、左主干、分叉部位和弥漫性病变的检出率显著高于CAG（P< 0 .0 5 ）。
The rates of detection with IVUS were more than those with CAG for calcified lesion, eccentric lesion, diffuse lesion and lesions in left main trunk and bifurcation(P<0.05).
IVUS对离心性、钙化、左主干、分叉部位和弥漫性病变的检出率显著高于CAG（P< 0 .0 5 ）。
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