利用光镜、显微硬度计研究了铬含量对低碳合金钢组织、硬度、冲击韧度及耐均匀腐蚀性的影响。
The influences of chromium content on the hardness, impact toughness and corrosion resistance of low carbon alloy steel were studied using om and hardness tester.
目的：观察低钙透析联合罗钙全冲击治疗对维持性血透患者继发性甲状旁腺功能亢进的疗效和安全性。
Objective: To observe the curative effects and safety of Rocal pulse therapy combined with low calcium dialysis in patients with secondary hyperparathyroidism undergoing haemodialysis.
结果表明，在中、低冲击磨料磨损条件下，试验钢的耐磨性优于中碳低合金耐磨钢和高锰钢。
Under lower and medium impact energy, the abrasive wear resistant performance of the steel metioned is higher than that of low alloyed medium carbon wear resistant steel and high manganese cast steel.
结果认为无论马氏体基体还是奥氏体基体，高角度冲击下的耐磨性都低于低角度冲击；
It is shown that the erosive resistance at high angle of impact is wrose than at low angle regardless of austenite or martensite matrix;
油回火钢丝是专门锻炼高碳钢丝，以提供更大的强度和耐磨性，但其耐冲击是有点低比普通钢高碳钢。
Oil tempered wire is specially tempered high carbon steel wire to provide greater strength and abrasion resistance, although its resistance to impact is somewhat lower than regular high carbon steel.
油回火钢丝是专门锻炼高碳钢丝，以提供更大的强度和耐磨性，但其耐冲击是有点低比普通钢高碳钢。
Oil tempered wire is specially tempered high carbon steel wire to provide greater strength and abrasion resistance, although its resistance to impact is somewhat lower than regular high carbon steel.
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