近几年来,又再度使用了裂缝掏槽.During recent years the seam cut has once again come into use.掏槽方式及布孔参数影响着掘进效率和成本.The cut way and hole parameters affect the drivage efficiency and cost.严重突出煤层掘进水力掏槽防突措施在国际上是一种防突新技术.Grave protrusion coal ...
The equivalent oxide thickness ( EOT ) of an HfO _ 2 high k dielectric is extracted in two steps.分两步提取了HfO2高k栅介质等效氧化层厚度 ( EOT).Introduce the international origin of EOT.国际上的BOT立法模式主要有四种....
画一画从你家到学校的地图.Draw a map from your home to your school.他的一笔一画充满力量和感情.His strokes are full of strength and emotions.千言不如一画.One picture is worth a thousand words....