The section arranged by the panel roadway is divided into rectangles, and the section roadway is excavated along .
举一反三
- Stages can be further divided into( ). A: Mining district B: Panel C: Strip district D: Section
- Compared with the district, there is no in the roadway system of the strip district, and the roadway system is greatly simplified.
- At what angle should the roadway on a curve with a 50m radius be banked to allow cars to negotiate the curve at 12 m/s even if the roadway is icy (and the frictional force is zero)?
- The statement that the average strain of the section conforms to the plane section assumption means that the strain of a section in the cracked section conforms to the plane section assumption.
- Which section best explains why Sam 's asking so many questions in Section C? A: Section B B: Section D C: Section G D: Section I