这些课程介绍的是统计学理论的基础。These courses provide the groundwork of statistical theory.介绍的方式很重要.The manner of presentation is highly important.对于音乐爱好者来说,他是无须介绍的.He needs no introduction to the music loving public....
大部分钱都存放在银行的保险库里。Most of the money was in storage in bank vaults.小心存放，因为它们很容易被碰伤。Be sure to store them carefully as they bruise easily.有几类花园家具冬季必须存放在室内。Some types of garden furniture must be stored inside in the winter....
Grater depth is found in a similar manner.用类似的方法求弹坑的深度.How many lemons do you need for the grater?你需要放多少柠檬进磨碎器?Its removing coeffi - cient was determined grater than 10~4 under temperature 200℃.该装置采用两级串接方式,在200℃度下净化因子不低于...
商业上采用的以镍作催化剂的氢化有两种.Commercially two main types of hydrogenations are carried out with Nickel catalyst.抑制剂和促进剂能影响氢化速率.Inhibitors and promoters may affect the rate of oxxidution.用六氢化邻苯二酸酐加入到邻苯二酸酐中,可使其放热反应减慢.Exothermic reac...