“ball valve”概念、定义、翻译-科学时代

单词	ball valve
释义	化工词汇手册 ball valve 球（芯）阀，球芯旋塞
随便看	computeracy computer addiction computer-aided acquisition Computer-Aided Acquisition and Logistics Support (CALS) computer-aided audit computer-aided cartography computer-aided cartography--computer-aided cartography （CAC） computer-aided cartography（CAC） computer-aided cartography （CAC） computer-aided design computer aided design computer-aided design computer-aided design Computer-Aided Design computer-aided design computer aided design and drafting (CADD) Computer-Aided Design (CAD) computer-aided design (CAD) computer-aided design (CAD) computer-aided design (CAD) computer aided design (CAD) computer-aided design (CAD) computer-aided design (CAD) computer-aided design (CAD) computer-aided design (CAD)

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。