方位参数 meaning in English

directionalilty parameter

Layout drawing in the design phase of construction drawing was studied in the automatic production system of coordinates table of layout drawing . it targets at four specified types in the autocad drawing such as pipeline , railroad , road and building , sovles theirs localization coordinates , the position parameter and automatic or semiautomatic extraction of other assistance parameters in the system and automatic coordinates table in the end
总图坐标表自动生成系统以施工图设计阶段的总图为研究对象,对采用autocad绘制的总图中四种特定类型:管线、铁路、道路和建构筑物四种对象,解决其定位坐标、方位参数及其它辅助参数的自动或半自动提取,完成坐标表自动生成。