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- Proper design of roller cone angle of smooth rolling is the key to obtaining a high accurate wall thickness. 斜轧穿孔机轧辊形状设计十分重要，其中辗轧锥角的正确设计是获得高精度壁厚的关键。
- STUDY OF SIDE-CUTTING TEST OF ROLLER CONE BIT 牙轮钻头侧切试验研究
- Emulation research on dynamics of roller cone bit 牙轮钻头动力学特性仿真研究
- The Computer Simulation Model of Three Roller Cone Bit 三牙轮钻头的计算机仿真模型
- Keywords roller cone bit sliding bearing hard alloy boriding behavior; 牙轮钻头;滑动轴承;硬质合金;渗硼;性能;
- Establishment of Lateral Vibration Dynamic Model of Roller Cone Rock Bit and Its Solution 牙轮钻头横向振动模型的建立及求解
- The boy gobbled up an ice-cream cone. 那个男孩大口大口地吃完了一个蛋卷冰淇淋。
- Analysis on Roller Cone Bit Bottom Hole Track Simulation Under Composite Drilling Conditions and Bit Improvement 复合钻井工况下牙轮钻头井底轨迹仿真分析及钻头改进
- The ride on the roller coaster dizzied us. 乘坐云霄飞车使我们头晕。
- May I borrow your roller skates? 我可以借你的旱冰鞋吗？
- Analysis on the Roller Cone Angle Design of Smooth Rolling of Skew Rolling Piercer 斜轧穿孔机轧辊辗轧锥角的设计分析
- Clattering along on roller skates. 踩着轮式溜冰鞋行进
- A road roller is used in making and repairing roads. 压路机是用来修筑道路的。
- An ice cream cone in the afternoon tided Mary over until supper. 玛丽下午吃的一个蛋筒冰淇淋帮她维持到了晚餐时分。
- A steel tube or wooden roller on which the warp is wound in a loom. 卷轴织机上的铁管或木轮，供经线缠绕之用
- Having the shape of a cone resting on its apex. 陀螺形的形状象陀螺或倒置的圆锥的
- Now we cone to the main item on the agenda. 现在我们着手讨论议事日程上的主要议题。
- A large crater formed by volcanic explosion or by collapse of a volcanic cone. 火山口火山爆发而形成的环形山或大山核心部分的崩塌而形成的环形山
- They used a steam roller to iron out the road. 他们用蒸汽压路机压平了路面。
- Saw-dust piled up in a great cone. 锯屑堆积如山。
