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- Hard-nesses are Brinell Hardness Numbers. 硬度是布氏硬度.
- The Brinell hardness number of the hot rolled plates varies with measurement on the different batch of the products. 通过对热轧中厚板在不同深度上进行布氏硬度的测定 ,表明测量深度对硬度的明显的影响 ,并指出获得稳定值的必要性。
- The piece of cap is made from high heat-resistant material with good heat capacity, and Brinell hardness number in 180 to 135. 帽件由有良好热容的高耐热材料制成,且材料的布里涅尔硬度指数在180到135之间。
- It' s hard finding time to study ( the subject ). 很难找出时间来学习(这门学问).
- It' s hard to define exactly what has changed. 很难解释清楚到底发生了什麽变化.
- IT'S hard to fininsh this task in less than a week. 要在不到一周的时间内完成这项工作,是件困难的事情。
- The Vickers hardness number is indicated by HV ( formerly, DPH ). 维氏硬度用HV表示(之间写作DPH)。
- Carbide balls are usually recommended for Brinell hardness numbers greater than 500. 在布氏试验中碳化物质地的球通常在加载500千克以上时使用。
- It’s hard to say go out there and play a game offensively. 很难说让他们上场去打出一场美妙的进攻。
- In order to revise national standard of Metallic Materials-Brinell Hardness Test, the Brinell hardness numbers of specimens with different thickness are determined. 为修订金属布氏硬度试验方法国家标准,测定了不同试样厚度的布氏硬度值。
- It' s hard to readjust ( oneself ) to life in Britain after working abroad. 在国外工作之後; 很难重新适应英国的生活.
- Teacher Judy Garber says it”s hard to get the kids away from the computers. 加利福尼亚圣卡洛斯的阿让代尔小学可以说是美国最先进的在线学校。
- Eath time a new axis of tavel is used, the robot’s hard stops must be changed. 每当要用到一个新的行程路径时,自动装置必须改变硬机械。
- The hardness number is then read on a dial on the machine. The rockwell test is very quick, and is suitable for mass inspection of parts. 然后在硬度计的刻度盘上读出硬度数值。洛氏硬度计测试非常快捷,并且适用于部件的成批检验。
- The twi are so much alike that it‘s hard to distinguish between them. 两个又胞胎如此相似,以至于很难区分他们。
- The Brindle hardness number (HB, formerly BHN) is defined as the ratio of the load P to the curved surface area of the indentation. 布氏硬度值(HB,之前写作BHN)按照加载物在凹口的曲面区域的比值来定义。
- With the hectic pace of life these days, it’s hard to find a moment of peace. 现代生活繁忙的节奏中,要找到一个平和的时刻也是很困难的。
- Use this utility to copy DOS and NetWare drivers to your computer’s hard disk. 第二章讲述8098单片机的基本结构,包括硬件和软件的组成;第三章讲述中央处理器的基本概念;
- It' s hard to keep track of ( ie maintain contact with ) all one' s old school friends. 与中学时的所有老校友都保持联系是很困难的.