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It'studied the materials and the moulding equipment of steel - plastic composites pipe.
研究了钢塑复合管材料及成型设备.
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The principle and main structure were introduced for a PTFE moulding equipment based on technics innovation.
介绍了一种在成型工艺上具有创新的聚四氟乙烯模压成型设备的基本原理和结构.
英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。