The average UK coal seam is one metre thick.英国煤层的平均厚度为1米。Tack them together with a 1.5 cm seam.用1.5厘米的针脚将它们暂时缝上。Use vinyl seam adhesive where vinyls overlap.塑料布相叠处用塑料封口胶粘起来。...
This seam of coal reposes on a layer of clay.这个煤层处于一层黏土岩之上.A new method for seam tracking using image centroid in gas tungsten arc welding is presented.研究一种基于图像质心识别的电弧焊焊缝跟踪新方法.The crack in the coal seam is divided into t...
The council recently drew fire for its intervention in the dispute.委员会最近因为介入该起争端而遭到批评。He had timed his intervention well.他选择介入的时机恰到好处。The incident was used as a pretext for intervention in the area.这次事件成了干涉那个地区的借口。...
Keywords multimedia network teaching; network courseware; didactical resource.[关键词]媒体网络教学; 网络课件; 教学资源.The Computer - Assisted Instruction [ CAI ] has long been proved is an effective didactical means.计算机辅助 教学,作为一种新型的教学手段...
All single full-time students must reside in university residence halls.所有单身的全日制学生都必须住大学宿舍。In banquet halls folding partitions are very popular.在宴会大厅中可折叠的隔板很普遍.In most of the residence halls we visited, rules prohibit di...