钻头牙齿与井底接触面积的英文

• hole coverage

• 钻头    boring crown; bore bit; dril ...
• 牙齿    tooth; cusp
• 与    take part in; participate in
• 井底    shaft bottom; landing; pit b ...
• 接触    come into contact with; get ...
• 面积    area
• 钻头与井底接触面积    bottomhole coverage
• 钻头与井底接触面    bit face
• 接触面积    area of contact; contact area; contact region; land area
• 接触面积率    fractional area of contact
• 净接触面积    net contact area
• 钻头牙齿磨钝度    bit-tooth dullness
• 钻头牙齿磨损程度    bit-tooth dullness
• 表观接触面积    apparent cintact area
• 焊件接触面积    weld contact area
• 接触面积压力    contact area pressure
• 理论接触面积    theoretical contact area
• 粒子接触面积    particle contact area
• 实际接触面积    true area of contact
• 水平接触面积    area of horizontal contact
• 圆周接触面积    peripheral contact area
• 牙齿与饮食    teeth and eating
• 有效接触面积比    effective contact area ratio
• 打浆机上下刀接触面积    crossed beating surface
• 接触面    catalct surface; contact area; contact face; contact facing; contact plane; contact surface; contacting surface; contactplane; contiguous surface; facet; facing surface; faying surface; interface， contact; juncture plane; osculating plane; plane of contact; plane of junction; seating area; surface of contact; surface of impact