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- Method of measurement uncertainty evaluation for Brinell hardness test results was introduced in the present work. 文章介紹了布氏硬度試驗中測量結果的不確定度評定方法。
- In order to revise national standard of Metallic Materials-Brinell Hardness Test, the Brinell hardness numbers of specimens with different thickness are determined. 為修訂金屬布氏硬度試驗方法國家標準,測定了不同試樣厚度的布氏硬度值。
- Based on the analysis of the features of Brinell hardness test indentation image, the applied image segmentation algorithm based on the histogram of the indentation image is put forward. 在分析布氏硬度試驗壓痕圖像基礎上,提出基於屬性直方圖的圖像分割演算法。
- It' s hard finding time to study ( the subject ). 很難找出時間來學習(這門學問).
- An investigation was made on brinell hardness test with a universal material testing machine. 根據布氏硬度試驗的原理 ,提出一種在萬能材料試驗機上進行布氏硬度試驗的方法。
- It' s hard to define exactly what has changed. 很難解釋清楚到底發生了什麽變化.
- IT'S hard to fininsh this task in less than a week. 要在不到一周的時間內完成這項工作,是件困難的事情。
- The evaluation of measuring uncertainty in metallic material Brinell hardness test is studied by testing the hardness of the 45 quenched and tempered steel. 以45%23調質鋼硬度試驗為例,研究了金屬材料布氏硬度試驗中測量不確定度的評定。
- This is a hard test in which the class all make low scores. 這是一次較難的測試,班上所有的學生都得了較低的分數。
- It』s hard to say go out there and play a game offensively. 很難說讓他們上場去打出一場美妙的進攻。
- It was found that the surface roughness is significant in Brinell hardness testing, but has little influence on Rockwell hardness. 結果表明,表面粗糙度對布氏硬度值有重要影響,而洛氏硬度值與表面粗糙度關係不大。
- No abnormity was found in the metallographi cal analysis and hardness test. 金相和硬度分析未發現明顯異常組織和硬度分佈。
- Scratch Hardness Test Using a Diamond Stylus on the Micro-Tribometer mod. 便條硬度試驗用鑽石筆在微摩擦國防部。
- It' s hard to readjust ( oneself ) to life in Britain after working abroad. 在國外工作之後; 很難重新適應英國的生活.
- Uniformity of hardness test block for Brinell 勃氏硬度塊的均勻度
- Teacher Judy Garber says it」s hard to get the kids away from the computers. 加利福尼亞聖卡洛斯的阿讓代爾小學可以說是美國最先進的在線學校。
- STUDY OF INFLUENCE ON BRINELL HARDNESS TEST PRODUCT 影響布氏硬度試驗結果的探討
- Eath time a new axis of tavel is used, the robot』s hard stops must be changed. 每當要用到一個新的行程路徑時,自動裝置必須改變硬機械。
- We passed the GESE band 4 and we will welcome the new and hard test. 我通過了綠色通道英語口語4級的考試,我們還要迎接新的難的考試。
- The twi are so much alike that it『s hard to distinguish between them. 兩個又胞胎如此相似,以至於很難區分他們。