铁路轨道中的支撑接头令轨枕直接置于轨端之下.Supported joints in a railroad track have ties directly under the rail ends.介绍了混凝土轨枕伤损的类型及其原因, 并推出了一种适合混凝土轨枕线路特点的养护作业方法.Though the analysis of the concrete track cross tie dehiscence, a new maintain...
The existence of displacement costs also counsels gradualism in the removal of existing trade barriers.由于转移费用的存在,因而建议在取消现有贸易壁垒时采用渐进主义.I would err on the side of gradualism and do it in stages.我曾经在过于坚持渐进主义上面犯过错误,我把他叫做阶段性错...
霉菌培养证实是犬小芽胞癣菌的感染.The fungal culture was positive for Microsporum canis.我发现土里有三颗小芽.I observed three tiny shoots out of it.又过了几个星期, 小芽的里面长出了许多锯齿形的叶子.Then, after a few weeks, the small buds which grow a number of sawtooth -...