“tree altar”的概念、定义、翻译、参考文献-科学参考

单词	tree altar
释义	tree altar Encyclopedia 工学〔树木造景〕释 tree altar树坛树木种植高于地面，为保证树木生长所必需的空间，四周用侧石、单砖斜砌、硷预制板、初鉴花岗岩条石、磨光花岗岩或木质材料堆砌而成的空间。
随便看	closed point closed point set Closed Population closed power station closed professional sports league closed pseudo-manifold closed quadrature formula closed quantum system closed range theorem closed ray closed region closed reserve system closed resonator closed Riemann surface closed ring closed scheme closed season closed semicircle closed semigroup closed semisphere closed sentential formula closed sequence closed set closed set basis closed-shelf book selling

科学参考收录了854744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。