在伟晶岩接触带,硫化物成分变为黄铜矿 、 针镍矿 、 黄铁矿及硫镍铁矿, 伴生有磁铁矿和赤铁矿.At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and accompanied by magnetite and hematite....
I marvelled that he suddenly left college.我对他突然离开大学感到惊奇.I marvelled at your boldness.我对你的大胆感到惊奇.She often marvelled that they should have gone by so uneventfully.她常常奇怪这七年的生活竟然这样平淡地过去了....
SCF压 裂液对粘土的防膨率为80.5%.The decrement of clay swelling in the fluid is of 80.5 %.为此, 中海油提出了钻井压裂适度出砂的开采方式.Therefore, CNOOC's proposed drilling fracturing with reasonable sanding recovery method.闭合压力是压裂施工中一项至关重要的参数.Closu...