Cleaning up an oil spill in Arctic waters has not been proven possible, despite this Shellstill claim that they will be able to clean up 95% of any oil spilled.
尽管壳牌公司坚持声称能够清理95%溢出的石油，但清理干净北冰洋中的溢油的可能性还未证实。
2
On the horizontal vessel with the partial jacket, the calculating method of intensity and stability of the jacket and shellstill has not introduced in the correlative reference.
对带有部分夹套的卧式容器，关于夹套和筒体的强度及其稳定性计算，目前还没有资料可作为参考。
3
Shell has still not been able to say why the leak occurred in the first place.