超市冷冻冷藏  supermarket cold preservation; Supermarket clod

极冷冷冻  cryogenic freezing

冷冻、冷藏  Cooling and refrigeration

冷冻冷藏  frozen storage; cold storage

冷冻冷藏箱  freezer and refrigerator

冷冻冷藏行业  Refrigeration industry

冷冻冷却水系统  cooling system

食品冷冻冷藏  Foodstuff refrigeration

水产冷冻冷藏  Aquatic freeze and refrigeration

被砾石与地层砂混合物充填的射孔孔道  gravelsand filled perforation tunnel

畅通的射孔孔眼  open perforation

成孔孔径  bore aperture

冲砂底孔  bottom flushing outlet

抽采孔孔距  distance of the gas drainage

穿孔孔径  caliber of penetration; hole size

大坝底孔  bottom sluice; Bottom Outlet of Dam

大孔孔分布  macro-pore size dis-tribution

大射孔孔眼  big-entry-hole

导流底孔  Bottom diversion outlet; diversion bottom outlet; low diversion tunnel