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- Proper design of roller cone angle of smooth rolling is the key to obtaining a high accurate wall thickness. 斜軋穿孔機軋輥形狀設計十分重要，其中輾軋錐角的正確設計是獲得高精度壁厚的關(guān)鍵。
- STUDY OF SIDE-CUTTING TEST OF ROLLER CONE BIT 牙輪鉆頭側切試驗研究
- Emulation research on dynamics of roller cone bit 牙輪鉆頭動(dòng)力學(xué)特性仿真研究
- The Computer Simulation Model of Three Roller Cone Bit 三牙輪鉆頭的計算機仿真模型
- Keywords roller cone bit sliding bearing hard alloy boriding behavior; 牙輪鉆頭;滑動(dòng)軸承;硬質(zhì)合金;滲硼;性能;
- Establishment of Lateral Vibration Dynamic Model of Roller Cone Rock Bit and Its Solution 牙輪鉆頭橫向振動(dòng)模型的建立及求解
- The boy gobbled up an ice-cream cone. 那個(gè)男孩大口大口地吃完了一個(gè)蛋卷冰淇淋。
- Analysis on Roller Cone Bit Bottom Hole Track Simulation Under Composite Drilling Conditions and Bit Improvement 復合鉆井工況下牙輪鉆頭井底軌跡仿真分析及鉆頭改進(jìn)
- The ride on the roller coaster dizzied us. 乘坐云霄飛車(chē)使我們頭暈。
- May I borrow your roller skates? 我可以借你的旱冰鞋嗎？
- Analysis on the Roller Cone Angle Design of Smooth Rolling of Skew Rolling Piercer 斜軋穿孔機軋輥輾軋錐角的設計分析
- Clattering along on roller skates. 踩著(zhù)輪式溜冰鞋行進(jìn)
- A road roller is used in making and repairing roads. 壓路機是用來(lái)修筑道路的。
- An ice cream cone in the afternoon tided Mary over until supper. 瑪麗下午吃的一個(gè)蛋筒冰淇淋幫她維持到了晚餐時(shí)分。
- A steel tube or wooden roller on which the warp is wound in a loom. 卷軸織機上的鐵管或木輪，供經(jīng)線(xiàn)纏繞之用
- Having the shape of a cone resting on its apex. 陀螺形的形狀象陀螺或倒置的圓錐的
- Now we cone to the main item on the agenda. 現在我們著(zhù)手討論議事日程上的主要議題。
- A large crater formed by volcanic explosion or by collapse of a volcanic cone. 火山口火山爆發(fā)而形成的環(huán)形山或大山核心部分的崩塌而形成的環(huán)形山
- They used a steam roller to iron out the road. 他們用蒸汽壓路機壓平了路面。
- Saw-dust piled up in a great cone. 鋸屑堆積如山。
