“中国历史时期方言”的概念、定义、翻译、参考文献-科学参考

单词	中国历史时期方言
释义	中国历史时期方言 Encyclopedia 理学中国历史方言释 Chinese historical dialects中国历史时期方言主要指汉语的地域方言。自先秦以降，汉语既有时代变化，又有各种方言的分布变迁，受纵横两方面交互影响，逐渐演变为现代汉语方言格局。
随便看	safety maintenance technology of well control equipment safety management safety management and inspection requirements of pressure pipeline safety management axiom safety management diagnosis safety management during construction Safety Management Measures in Primary School, Secondary School and Kindergarten safety management method safety management methodology safety management mode safety management of blasting materials safety management of construction project safety management of crane equipment safety management of exploration blasting operation safety management of gas station safety management of genetic engineering safety management of landscape architecture engineering safety management of lift safety management of mineral processing plant safety management of oil and gas pipelines safety management of passenger aerial cableway safety management of seismic crew safety management philosophy Safety Management Regulations for Reservoirs and Dams safety management responsibilities of pressure pipeline

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。