English translation for "gravelsand filled perforation tunnel"

被砾石与地层砂混合物充填的射孔孔道

Related Translations:

perforation:  冰穴砾阜冲孔初始喷发穿孔 两个导管节互相连接处，在其上下壁上会全部或部分消失而形成一开口，此种现象称之穿孔，打眼，穿孔术穿透打孔贯通胶片孔，孔眼穿孔，凿孔开孔筛孔；钻孔射孔胃肠等穿孔小孔鞋面洞钻眼

perforation pattern:  炮眼排列分布

perforation efficiency:  射孔效率

vesical perforation:  膀胱穿孔

perforation configuration:  炮眼形状

omitted perforation:  漏齿邮局代封条

can perforation:  罐头穿孔；漏罐

septa perforation:  中隔穿孔

observation perforation:  观测孔眼

spontaneous perforation:  自发性穿孔

Similar Words：

"gravelly structure" English translation, "gravelot" English translation, "gravelpacking" English translation, "gravelpit" English translation, "gravels" English translation, "gravelsoil" English translation, "gravelstone" English translation, "gravelweed" English translation, "gravely" English translation, "gravem" English translation