“半拱”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

单词	半拱
释义	半拱 semi-arch
随便看	straight chain compound straight chain hydrocarbon straight chain molecule straight-chain paraffin straight chain polymer straight channel straight check valve straight chrome tanning straight-chromium stainless steel straight circuit straight climb straight cock straight collecting tubule straight-collector ionization chamber straight collet straight condensing turbine straight connecting rod straight connector straight conveyer straight cooler (烧结矿的) straight coupling straight course straight crank web straight credit straight crossing course