The seat member can be provided on the bottommember in front or rear direction.
座椅构件可以面向前方或面向后方架设在底部构件上。
2
According to this principle, we made a quantitative interpretation on thickness of oil-bearing sand bed in bottommember of Dongying formation in south Bohai sea.
我们根据这一原理实现了对渤海南部东营组下段含油砂层厚度的定量解释。
3
The bottom plating is a principal longitudinal member providing the lower flange of hull girder.