It is ideal casing centralizer for both deflecting and horizontal well.双弓形弹簧片套管扶正器是斜井、水平井理想的套管扶正工具.The conventional casing centralizer can not meet the requirements of expandable casing.传统的套管扶正器满足不了可膨胀套管的扶正要求.Casing cent...
The life cycle of maize is that of a typical angiosperm.玉米的生活史是被子植物中比较典型的.Other angiosperm cultures based on totipotent cells could be adapted to similar ends.其它用全能细胞的被子植物培养能够适合于类似的目的.Most angiosperm ovules possess two i...
Atticus sat down in the swing and crossed his legs.阿迪克斯在悬椅上坐下来,跷起二郎腿.Atticus crossed his knee and folded his arms.阿迪克斯跷起二郎腿,操起两只胳膊.I looked down and saw Atticus strolling around with his hands in his pockets.我朝下望去,看见阿迪克斯...
The millionaire lived in complete isolation from the outside world.这位富翁过着与世隔绝的生活.Lord White is as sleek and elegant as any other multi millionaire businessman.怀特勋爵和其他千万富商一样，外表时髦，举止优雅。The university was founded by a milli...