“pretravel”的概念、定义、翻译、参考文献-科学参考

单词	pretravel
释义	pretravel [`prē´trav·ǝl] ^{CONTROL SYSTEMS} The distance or angle through which the actuator of a switch moves from the free position to the operating position.
随便看	nerve nerve block nerve cell nerve cord nerve deafness nerve ending nerve fiber nerve gas nerve impulse nerve net nerve tracing nerve tract nervous nervousness nervous system nervous tissue Nesiotinidae nesistor Nesophontidae nesosilicate nesquehonite Nessler's reagent Nessler tubes nest nested

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。