hardness of stone 中文意思是什麼

hardness of stone 解釋
石材硬度
  • hardness : n. 1. 堅固。2. 冷酷無情。3. 苛刻。4. 困難。5. 硬性；硬度。6. 飛彈基地防禦核攻擊的能力。
  • of : OF ＝Old French 古法語。
  • stone : n 斯通〈姓氏〉。n 1 石，石頭，鋪石，石料。2 寶石 （＝precious stone）。3 石碑，界碑，里程碑，紀念...
  1. The coating on the chassis is generally guaranteed for two years, at the same time, pay attention to avoid scratch by stone blocks ; moreover, do not flame welding on the chassis so as not to change hardness of steel work

    同時應避免轎車底盤被路面石塊等硬物劃傷，還應盡量避免在底盤上進行火焰焊接，以免改變鋼件的硬度，而經過火焰燒過的鐵板生銹的可能性更大。
  2. I can ' t open the door with hardness of stone

    我不能打開那扇石門。
  3. The hardness of gem is generally rubbing more than 7 degrees ; the hardness of malachite is generally rubbing 4 - 7 degrees, rubs less than 4 degrees and is usually called the color and stone or carved stones

    寶石硬度一般在摩氏度以上，玉石硬度一般在摩氏度，摩氏度以下通常稱為彩石或雕刻石。
  4. Natural stone test methods - determination of knoop hardness

    天然石料的試驗方法.努氏硬度測定
  5. Having very high hardness and excellent wear resistance, the abrasive materials diamond and cubic boron nitride have many applications in the processing of hard brittle materials for instance sintered - carbide tooling, patterns, pottery, glass, stone and semiconductors as well as many others. these abrasives are long lasting at extremely high speeds and have a significant cost - saving impact on the processing of ordinary steel materials

    金剛石和立方氮化硼cbn磨料因其高硬度和優良的耐磨性能，不僅在硬質合金工具模具陶瓷玻璃石材半導體等硬脆性材料加工中有廣泛應用，而且作為半永久性及超高速磨具在一般鋼材的加工中發揮著日益突出的作用。
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