The vital importance of the early recognition of perforating appendix is unmistakable.能够早期辨明阑尾正在穿孔是极端重要的.Two kind of separated perforating and pulse fracturing composite charges are studied.论述了低渗油气层的地质特征;研究了两种分离式射孔脉冲压裂复合...
Gives the testing results of perforating aftereffect.给出了增效射孔作业技术的试验结果.The vital importance of the early recognition of perforating appendix is unmistakable.能够早期辨明阑尾正在穿孔是极端重要的.Two kind of separated perforating and pulse f...
那里每年秋天有2,000头灰色小海豹出生。Two thousand grey seal pups are born there every autumn.为了获得海豹皮而用棍棒打死幼海豹是不道德的。Clubbing baby seals to death for their pelts is wrong.每年对海豹的选择性宰杀the annual seal cull...
As seminars go, these are loose, unstructured affairs.和多数研讨会一样,这些研讨会也比较松散随意。The seminars are free, with lunch provided.研讨会不收会务费,而且还提供午餐。Teaching is by lectures and seminars.教学形式为讲座和研讨课。...