The three principal methods of chartering a tramp shipare , , .
举一反三
- There are three principal reasons for providing references and citations:
- The general three-dimensional state of stress at a point can be represented by an element oriented so that only ( ) act on it. A: three principal stresses B: two principal stresses and one shear stress C: six principal stresses D: three absolute maximum shear stresses
- There are three main payment methods in international trade.
- What are the three methods of looking for the lost items in London?
- According to transformer insulation and cooling methods, there are three types: 、 、 。