石油的储集是受从渗透到不渗透的岩相横向变化控制的.The accumulation of oilis governed by lateral changes from permeable to impermeable facies.妈妈教我渗透的科学原理.My mother taught me about the science of OSMOSIS.水冷式均质密封结构,克服了普通密封渗透的难题.Water - cool homogen...
He caught three hares, but one ran a mile.他逮了三只野兔, 跑了一只.He who follows two hares is sure to catch neither.追逐两只兔，两头都落空。When all birds are shot , the bow will be set aside ; when all hares are killed , the hounds will be s...
Newborn calves are not afraid of tigers. -- Young people are fearless.初生之 犊 不畏虎.When two tigers fight , one is sure to lose.两虎相争,必有一伤.Lions and tigers are big game.狮子和老虎是大猎物....