“桅杆起重机”的概念、定义、翻译、参考文献-科学参考

单词	桅杆起重机
释义	桅杆起重机 Encyclopedia 工学〔轻小型起重设备〕释 derrick crane桅杆起重机以桅杆为承载构件，臂架下端与桅杆下部铰接，上端通过钢丝绳与桅杆相连的简易臂架型起重机。俗称把杆、拔杆。
随便看	Laplace limit formula Laplace-Mehler integral Laplace method Laplace number Laplace operator Laplace plane Laplace point Laplace problem Laplace resonance Laplace rule Laplace's equation Laplace sequence Laplace series Laplace's invariableplane Laplace's irrotational motion Laplace smoothing Laplace's nebular hypothesis Laplace spherical function Laplace Stieltjes transform Laplace-Stieltjes transform Laplace theorem Laplace theory Laplace transform Laplace transformation Laplace vector

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。