“column crane”的概念、定义、翻译、参考文献-科学参考

单词	column crane
释义	column crane [`käl·ǝm ´krān] ^{MECHANICAL ENGINEERING} A jib crane whose boom pivots about a post attached to a building column.
随便看	self-loading self-locking nut self-locking screw self-optimizing communications self-organized criticality self-organizing function self-organizing system self-phase modulation self-poisoning self-pollination self-propelled self-propelled artillery self-pulsing self-quenched detector self-quenching oscillator self-reduction self-repair self-rescuer self-reset self-resetting loop self-reversal self-rising ground self-saturation self-scanned image sensor self-screening range

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。