高压气体经阀门放空到大气中时,往往伴随着剧烈的噪声,在阀门内部采取降噪措施也不足以将噪声降低到允许范围内,因此,在阀门后增加......

It has been found that the pressure in the reactor coolant system (RCS) remains high in some severe accident sequences a......

针对陇东油田注水井出现欠注问题,以阳离子表面活性剂十六烷基三甲基溴化铵与双磷酸酯型双子表面活性剂XG等为原料,制得阳离子-双......

濮城油田南区沙二下油藏是具有多油层开发的油藏,纵向上发育8个砂层组,37个含油小层.油藏储层在物性上表现为较强的非均质性,胶结......