例句與造句

1. The hardness tester is applicable to measure micro hardness of micro & thin specimen , etc . , and determine micro hardness of fraglie materials , such as glass , ceramic , agate , etc . , being the ideal hardness testing instrument for scientific research institution , enterprise and quality inspection department to perform research and detection
   硬度計適用于測量微小、薄形試件、表面滲鍍層等試件的顯微硬度和測定玻璃、陶瓷、瑪瑙、寶石等脆性材料的顯微硬度，是科研機構(gòu)、企業(yè)及質(zhì)檢部門進行研究和檢測的理想硬度測試儀器。
2. It's difficult to find hardness testing instrument in a sentence. 用hardness testing instrument造句挺難的