“Keating-Owen Act”的概念、定义、翻译、参考文献-科学参考

单词	Keating-Owen Act
释义	Keating-Owen Act Encyclopedia 历史学美国历史释 Keating-Owen Act《欧文-基廷童工法》美国国会通过的第一个关于联邦政府对童工进行监管的法案。
随便看	vacuum forming vacuum freeze dryer vacuum furnace vacuum gauge vacuum generator vacuum glass vacuum graph vacuum grating spectrograph vacuum heater vacuum heat treatment vacuum heat treatment technology vacuum impregnating vacuum induction sintering furnace vacuum infiltration transformation vacuum ingot casting vacuum insulation pipeline vacuum leak detection vacuum level vacuum line technique vacuum load switch vacuum manometer vacuum mass spectrometer vacuum melting furnace vacuum metallizing plant vacuum microdischarge

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。