Developmemt and application of as cast low alloy ball have been introduced.
介绍了铸态低铬合金铸球的试制过程及使用情况.
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The third step, debugging business card printing and membership card production speed.
第三步, 调试制卡和会员卡制作速率.
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New silane coupling agent can obviously improve the wetting of porcelain surface.
试制陶瓷偶联剂可以明显改善瓷表面的润湿性.
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Trial producing a austempering ductile iron of oblique wedge to replace steel.
试制一种新型的奥氏体──贝氏体球铁斜楔,代替原来的铸钢件.
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Net belt killed black opportunity trial-produce to gain initial success 1984.
1984年网带式杀青机试制取得初步成功.
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各式的睡袋被试制出来,并且有许多曾在不同条件下广泛试用.
《简明英汉词典》
Through iteration research and trial-produce, roll out more mature new product.
经过反复的研究与试制, 推出比较成熟的新产品.
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In 2001 the company's own taper thread with the pre-production-Forging Preparation work.
公司在2001自发研制锥度螺纹制作前的配经——锻压试制工作.
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基于钴基合金Co20的主要成分，采用双真空冶炼和熔模铸造，试制了铸坯加热炉用钴合金耐热垫块。
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Trial-manufacture research of microminiature gear blanking punch in sheet metal
薄板微小齿轮落料模的试制与探讨
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Trial production of bearing small hollow concrete block with fly ash content of 30 % ~50 %.
试制了粉煤灰掺量达30%～50%的承重混凝土小型空心砌块.
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