球钻的英文

• round bur

• 球    sphere; globe
• 钻    drill; auger
• 钢球钻头    adamantine drill
• 月球钻机    lunar drill
• 环球钻井公司    trans world drilling co; trans-world drilling co
• 球坐标    spherical coordinates; sphericalcoordinate; the spherical coordinate system
• 球组内径    ball set bore diameter
• 球坐标操作器    polar coordinate manipulator
• 球组构    spherical fabric
• 球坐标分解器    ball resolver; spheric resolver
• 球组防损    balloon-system loss preventio
• 球坐标系    ansys global spherical; spherical coordinate system
• 球组的节圆直径    pitch diameter of ball set
• 球座    ball cup; ball seat; ballseat; teeing
• 球组    set of balls