In a great river great fish are found; but take heed lest you be drowned.发现大河有大鱼,可得注意别溺毙。He was drowned in a shipwreck off the coast of Spain.他在西班牙海岸附近的一次海难中溺水身亡。His sailing instructor fell overboard and drowned during a...
Seaguar is the only company in the world fluorocarbon.世界上只有西格公司采用的是这项技术.The effect of fluorocarbon blood substitute ( FCBS ) on rheology was investigated.本文探讨了氟碳代血液 ( FCBS ) 对大鼠血液流变学的影响.RTM. and fluorocarbon polymers typ...