介绍简易实用型水库工作桥楼梯结构新型式。
A practical stair structure of sluice operating bridge was introduced.
目的：简易制作实用型恒温水浴，应用于放疗临床。
Purpose: To make an applied constant temperature water bath for clinical radiotherapy.
目的：简易制作实用型恒温水浴，应用于放疗临床。
Purpose: To make an applied constant temperature water bath for clinical radiotherapy.
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