After the first installment, Dickens wrote to the artist and asked him to correct a drawing Dickens felt was not faithful enough to his prose.
在第一期之后，狄更斯写信给这位画家，请他修改一幅狄更斯认为和自己的散文不那么相符的画。
Disclosed is a universal drawing instrument for pipe elbow, which is a tool for making steel pipe elbow during the maintenance and installment of pipes.
管道弯节万能画线仪是一种管道维修安装时制作钢管弯头的工具。
Here is the work principle, main point of design and the schematic drawing of annealing installment.
给出了退火装置的工作原理，设计要点和结构示意图。
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