An opening in the earth from which carbon dioxide and other gases escape, usually marking the last stage of volcanic activity.
碳酸喷气孔地面上从中冒出二氧化碳和其它气体的孔道，通常标志火山活动末期
Perforation Parameter Optimization for Acid Fracturing Well in Carbonate Gas Reservoir
碳酸盐岩气藏长井段酸压投产射孔参数设计
carbonation gas
碳酸气, 碳酸饱充用气
Sealing Material and Anti-acid-corrosion Properties of the Thermal Spraying Coating
热喷涂涂层封孔材料及其耐酸蚀性能
CFD Calculation of the Two-Phase Flow inside K-Factor Injection Nozzle
K系数喷油嘴喷孔内气液两相流动的三维模拟
Oxygen and carbon dioxide from the air enter through the stoma.
氧和二氧化碳从空气中进入气孔。
The Experiment of Recarburization in Spraying the Molten Steel with Coke-powder and Taking Oxygen as Carrier in Electric-arc Furnace
炼钢电弧炉氧气载体喷焦碳粉增碳试验
UNDERSTANDING OF ACID WORMHOLE IN CARBONATE RESERVOIR ACID FRACTURING
碳酸盐岩酸压中酸蚀蚓孔的认识与思考
The bull woofed through wide nostrils.
公牛经由大鼻孔喷气而低鸣。
Clean each injector bore at intake manifol
清洁进气歧管上每个喷嘴孔。
The Research of Porous Calcium Carbonate Ceramic Artificial Coral;
多孔碳酸钙陶瓷——人造珊瑚的研究
Effect of Ultrasonic Treatment on Porosity of High Carbon Steel Ingot
超声处理对高碳钢铸锭内气孔的影响
aperture atomizer
喷孔式喷油嘴喷雾器
Influence of Adding Re-melting on Porosities of Spray-welding Coating on Titanium Alloys Surface and Cause of Porosities
钛合金表面火焰喷焊涂层中气孔的成因及增加重熔对气孔的影响
Sealant and Allocated Optimization Corrosion Resistance for Metal Thermally Sprayed Coatings
金属热喷涂涂层耐酸封孔剂及封孔材料配比的优化
Jet fuels-Determination of total acid number
GB/T12574-1990喷气燃料总酸值测定法
The calcium carbonate content of phosphate rock determines the pore structure.
磷矿中碳酸钙的含量决定了磷矿的毛细孔结构。
ON THE PORE GEOMETRY OF THE MIDDLE CARBONIFEROUS CARBONATE RESERVOIR IN EASTERN SICHUAN
川东中石炭统碳酸盐储集岩的孔隙结构研究