The experiments show that ray depth migration is effective to restoration of true formation occurrence.
试验表明，射线深度偏移对于恢复真实地层产状是有效果的。
OBJECTIVE: to investigate the impact of bone polypeptide ghrelin on the promotion of new bone formation during the in situ restoration of skull defect by in vitro skull flap.
目的：探讨骨多肽生长素在离体颅骨瓣原位修复颅骨缺损中促进新骨形成的作用。
AH image restoration method of directly solving the image formation equation by iterative procedure is presented in this paper.
本文提出了用迭代计算直接解成像方程以复原图像的方法。
It can lead to treatment fluid reverse flow, which cause formation contamination. After treatment, production declines dramatically, and with long period of production restoration.
作业易造成作业液倒灌污染地层，作业后产量大幅下降，产量恢复周期长。
From the viewpoint of soil formation, the principle of rational use of alkaline grassland and reclamation of soda solonchak should be the protection and restoration of vegetative covers of the soils.
按照土壤发生的观点，合理利用碱性草原和改良苏打盐(碱)土的原则，应是保护和恢复植被。
From the viewpoint of soil formation, the principle of rational use of alkaline grassland and reclamation of soda solonchak should be the protection and restoration of vegetative covers of the soils.
按照土壤发生的观点，合理利用碱性草原和改良苏打盐(碱)土的原则，应是保护和恢复植被。
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