The main deck, bottom, and side shell also form a tight envelope to withstand the sea locally.
主甲板，船底和舷侧壳也组成了一个坚固的外壳来抵挡当地的海水。
Two tins, connected with string fixed through a hole in the bottom of each tin and stretched tight, form a good telephone over a few yards.
用一根连线把两个罐头盒串起来，线的两端各自固定在每个罐头盒底部的小孔上，拉紧以后，就做成了相距几码远的很好的一部电话机。
Assemble module adaptor hand tight to bottom half.
安装模块适配器，用手将其紧固在下半部地方。
The lower platen is fixed together with bottom of the connecting block and compacting the inelasticity belt tight.
下压板与连接块底部固定在一起，并将无弹性带压紧。
The lower platen is fixed together with bottom of the connecting block and compacting the inelasticity belt tight.
下压板与连接块底部固定在一起，并将无弹性带压紧。
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