hard penetration信息详情
硬贯穿件
penetration───n.渗透;突破;侵入;洞察力
penetration rate───穿进速率,焊透率;焊透率;[机]穿进速率;进尺速度
penetration pricing───渗透定价法
hard───adj.努力的;硬的;困难的;辛苦的;确实的;严厉的;猛烈的;冷酷无情的;n.(Hard)人名;(英、芬、瑞典)哈德;adv.努力地; 猛力地; 严重地; 沉重地;adv.努力地;困难地;辛苦地;接近地;猛烈地;牢固地;adj.困难的; 硬的; 有力的; 努力的
hard wearing hard───耐磨的
hard by hard───一点一点地
play hard work hard───放肆玩乐,拼命工作
absorbency and penetration───吸收性和渗透性
work hard play hard───努力工作,放肆玩乐
uses a new rotary penetration instrument independently developed by Xi'an University of Technology, it shows a unique advantage in soft rock and other hard material layer.───运用西安理工大学自主研发的新型旋转触探仪,针对软岩等硬质地层进行旋转触探试验,显示了独特的优越性。
KQC series of air hammers used in gas drilling can solve certain problems, such as lower ROP(Rate of Penetration) and well deviation, which occurred in mud drilling in above medium hard formation.───在油田气体钻井中使用KQC系列空气锤,解决了泥浆钻井在中硬以上地层中钻速慢、易井斜的难题。
- embarrassing confessions
- art photography
- huge animals
- art photos
- hector li
- alternate expression
- alternate field
- alternate filter
- bland embolism
- huge appearance
- bland embolus
- huge apple tree
- huge audience
- hector lives in boston
- hoiyannn
- huge banner
- hoiyanw
- animation camera
- animation board
- hoiyauu
- animation card