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An sorter which is capable of color and size grading of fruits was designed and developed.
研制之水果光电选别机可用于颜色及大小之分级.
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The complete size grading concrete was loaded by hydraulic pressure servo system in the test equipment.
试验装置采用液压伺服系统对全级配混凝土试件加载.
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。