“tripping and filling drilling fluid unit”的概念、定义、翻译、参考文献-科学参考

单词	tripping and filling drilling fluid unit
释义	tripping and filling drilling fluid unit Encyclopedia 工学井控设备释 tripping and filling drilling fluid unit起钻灌钻井液装置钻井起钻过程中为保持静液柱与地层压力平衡，避免溢流、井涌、井喷等事故，当起出部分钻具造成井内液面下降、静液柱压力降低时及时向井内灌注钻井液重建压力平衡的一类油田安全装置。
随便看	Medical Subject Headings medical supervision for submarine escape medical supplies support medical support for astronaut medical surgical and diagnostic microscopic devices medical suture needle（without thread） medical sutures medical textiles for extracorporeal applications medical therapy of tumors medical train medical training for astronaut medical treatment medical treatment and evacuation of the sick and wounded Medical treatment and medication management of medical insurance medical treatment devices under low temperature medical treatment equipment for contamination ofuclear,chemical and biological agents medical treatment in echelons medical treatment institution of chemical poisoning medical treatment institution of infectious diseases medical treatment institution of nuclear radiation medical treatment of radionuclide internal contamination medical ultrasound medical ultrasound devices ang attached devices Medical union management medical virology

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