How to control the normal stress between sealing faces is a critical factor while using metal face seals for rolling cutter rock bits.
在牙轮钻头中成功应用单金属浮动金属密封结构的关键在于控制密封端面之间的接触压力。
The structure and material of rolling cutter, the corresponding heat treatment, the edge grinding technology and the machine structure have been improved and renovated.
研制了卷装背心袋式塑料制袋机用新型滚刀，在刀具结构、材料、热处理工艺和刃磨技术等方面进行了全面的改进和更新。
The new rolling cutter for the recoiling vest-like plastic bag manufacturing device is developed, the structure, material, heat treatment process and edge grinding techniques are improved.
研制了卷装背心袋式塑料制袋机用新型滚刀，在刀具结构、材料、热处理工艺和刃磨技术等方面进行了全面的改进和更新。
The paper introduced the quick cutter-blade changing unit of fixed length flying shear in rod rolling line.
介绍了一种棒材车间定尺飞剪机刀片快速更换装置及其使用方法。
The related theory derived from the simulation result was verified. 5 the experiment of the designed cutter rolling concrete was carried out on the test-bed.
设计了实验用盘形滚刀，并在原有线切割试验台上进行切割混凝土的实验。
The related theory derived from the simulation result was verified. 5 the experiment of the designed cutter rolling concrete was carried out on the test-bed.
设计了实验用盘形滚刀，并在原有线切割试验台上进行切割混凝土的实验。
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