The extrusion of silica - rich lava, the Rooiberg felsite, occurred on a grand scale.富于 硅氧 的岩流及罗依山霏细岩的喷出作用占据了广大面积.There are lots of advantages by cold extrusion for straight knurl nut in a single process.直纹滚花螺母采用冷挤压一次成形新...
The dough was formed into tubular grains by extrusion.药团通过挤压而成管状药.Some other materials are added to facilitate extrusion and other manufacturing operations.添加其它的一些物质是为了使挤压和别的加工过程更为方便.Two common methods of manufacturing p...
In the new semester, we last will learn the tenses of English.在新的学期里, 我们终于要学英语中的时态部分了.There are cartloads and housefuls of books about English verb tenses as yet.迄今,关于英语动词时态的论著可谓汗牛充栋.Can you conjugate'to beat'i...
They were given only rudimentary training in the job.他们仅仅受到过基本的职业训练。He has only a rudimentary knowledge of the subject.他对这一科只有初步的认识.I have only a rudimentary knowledge of chemistry.我只有些粗浅的化学知识....