“trap seal”的概念、定义、翻译、参考文献-科学参考

单词	trap seal
释义	trap seal [`trap ´sēl] ^{CIVIL ENGINEERING} The vertical distance between the crown weir and the top of the dip of the trap in a plumbing system.
随便看	pituitary pituitary dwarfism pituitary gland Pityaceae pityriasis Pitzer equation pivot pivotal condensation pivotal fault pivotal method pivot anchor pivot bridge pivot-bucket conveyor-elevator pivoted window pivoting pivoting point pivot joint PIXE pixel pièze piña PK pK pk PKA

科学参考收录了103327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。