... formation grain density 地层颗粒密度 formation hardness 岩石硬度 formation interval tester 地层间隔测试器 ...
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Conclusion the formation of ureteral calculus probably relating to the water hardness in some areas.
结论在一些地区输尿管钙石的形成可能与水的硬度有关。
The effect of the pulse discharging parameters on the formation and hardness of the TiC coating was investigated.
讨论了脉冲放电工艺参数对涂层形成与涂层硬度的影响。
Higher nitrogen potential may promote formation of white layer, increase hardness and wear resistance but at the same time increase brittleness of nitriding case.
提高氮势可促使白层形成，提高渗层硬度和耐磨性，但使其脆性增高。
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