【摘 要】
:
1. Outline of China Auto In-dustry China auto industry com-menced in the early 1950s, but slow in progress during the period between 1950s and 1980s. Its gross
论文部分内容阅读
1. Outline of China Auto In-dustry China auto industry com-menced in the early 1950s, but slow in progress during the period between 1950s and 1980s. Its gross output of vehicles in 1991 was up to 710,000 units, and thereafter the output has been increased more rapidly. In 1992, 1,060,000 vehi-cles were produced, which was the first time to exceed one million. In 1998 the output was 1,638,000 u-
其他文献
古语云:“读万卷书,行万里路。”《普通高中语文课程标准》亦规定:“课外阅读活动是阅读教学的重要组成部分。应根据不同学生的具体情况,适时推荐文化品位高、难易程度适当的
请下载后查看,本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
请下载后查看,本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
In 1998, China encountered difficulties in economy which had seldom occurred since the reform and open-ing-up. The national economy increased by 7.8% in GDP, a
机动车在运行中由于道路和交通状况的不断变化,常常需要及时地改变车速,并要求在最短的时间内就能降低车速或者完成停车。所以,制动装置的工作可靠程度与效果好坏,直接关系
选取文献报道具有抑菌作用的58种中草药的乙醇提取液,以酵母菌、黄曲霉、黑曲霉为被试菌,利用比浊法进行体外抑菌实验。通过分析文献报道的中药组分与抑菌效果的相关性,初步
请下载后查看,本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
请下载后查看,本文暂不支持在线获取查看简介。
Please download to view, this article does not support online access to view profile.
为了进一步杜绝或减少石油火灾爆炸事故,提高耐油导静电涂料之防腐效果,中国石化管道储运公司与有关单位合作,共同开发、研制、完成了“储油罐内防腐导静电涂层实施方案”(