“坡立谷”概念、定义、翻译-科学时代

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。

单词	坡立谷
释义	地质学词汇手册坡立谷 polje
随便看	straight seam welded steel pipe straight selective flotation straight-sell copy straight sinking skylight straight slope straight stream straight streamline straight-stream sprinkler head straight stretch straight tamper straight tee straight term straight-through cable straight-through operation straight ticket straight ticket voting straight tube atmospheric burner straight tube atmospheric combustible gas type heater straight tube diffusion burner straight-tube telescope straight voting straightway straight welding straight whiskey straight wing