The probability of packer sticking is increased because of the casing deformation and crustation in casing failure well.
在套损井中,由于套管变形、结垢等因素,进大了封隔器卡钻的能性。
" Water flees fleas" are not insects but copepods, a crustation crustacean like lubster lobsters and crubs crabs but extremely small.
水蚤不昆虫桡脚的动物,像龙虾或螃蟹那样有甲壳的,但非常小的。
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Krill, that is, small shrimp, feeding on plankton, fish and crustations feeding on krill, bigger fish and sharks feeding on other fish, whales feeding on krill and fish.
磷, 即小, 以浮生物,鱼和甲壳类以磷,较大的鱼和鲨鱼以其他鱼类,鲸鱼以磷和鱼类。
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