Brass: Alloy of copper and zinc, important for its hardness and workability.
黄铜：铜和锌的合金，硬度和可加工性让它成为重要的合金。
For other purposes, its hardness and strength can BE improved by adding various amounts (up to 12%) of antimony alone.
对于其他用途来说，只消在铅中加进不同量的锑(不超过12%)，就可提高其硬度和强度。
The EDM process is valued for its ability to machine complex shapes in metals of any hardness.
电火花加工的可贵之处在于它可在任何硬度金属上加工复杂形状。
Despite its stability it doesn't allow for high machining speed due to low hardness.
尽管它的稳定性，不允许由于加工速度高，硬度低。
Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.
考虑到着色和浇铸料的性质，选择具有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。
Its rich colors and high hardness, meticulously carved jade independence for the furnishing articles at home and abroad enjoy very highly.
其色彩丰富，硬度高，精心雕作的独玉摆件在国内外享有极高的评价。
High chromium molybdenum tungsten wear resistant cast irons are well known for its high hardness.
高铬钼钨耐磨铸铁以高硬度著称。
The stone is buried stone, but stone hardness up to 7 or more, its unique is famous for making stone rockery stone.
该石虽属地埋石，但石质硬度较高可达7级以上，其独特之处是制作假山石材的著名石种。
As the result reasons for its phenomena were found that there were bigger size and rigid inclusions in part area of the steel and thus raised hardness of that part of the steel.
文章对存在此现象的钢材切割面进行了系统的分析，找出引起钢材硬度局部增大的原因。
It is fast speed, strong hardness, smooth surface, low cost and high efficient. It can produce two flute type of paperboard, Also, its most ideal equipment for corrugation box plants.
它生产速度快，纸板硬度强，表面平整，成本低，效率高，能先后生产出两种不同楞型的纸板，是瓦楞纸板厂家最理想的产品。
The valve has its advantages to high-hardness particle medium, or soft corrosive particle medium, it is the sole valve suitable for this type of medium at present.
用于高硬度的颗粒介质，或有软颗粒但又有腐蚀的介质中，本阀门具有优势，也是目前唯一合适此类介质的阀门。
The surface of inoculated cast iron HT300 chain wheel is quenched by laser for improving its antiwear property and increasing its surface hardness, therefore prolonging its life.
应用激光束对孕育铸铁(HT300)链轮表面进行激光淬火处理，可增强链轮的抗磨损性能，提高链轮表面硬度，从而达到延长寿命的目的。
Forging die is the most suitable for high Speed Milling application, because of its high hardness I material and lower surface roughness.
而各式模具中又以鍜模最为适合，因其模具材料硬度较高且模穴表面粗度要求较低。
Forging die is the most suitable for high Speed Milling application, because of its high hardness I material and lower surface roughness.
而各式模具中又以鍜模最为适合，因其模具材料硬度较高且模穴表面粗度要求较低。
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