?基础产业和关键产业
... 基础工具;所代表或相关的：Underlying 基础产业和关键产业：basic industries and key industries 基差订单：basis order ...
It certainly has not flowed into such basic infrastructure as roads, bridges and ports that are needed to keep key industries competitive.
FORBES: New Geographer
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。