A、lessening the effect of environmental forces
B、even and symmetrical variable loading
C、local concentration of heavy consumables
D、increasing the metacentric height
更多“Structural stress on a ship can be reduced by（）.”相关的问题
A、sagging with tensile stress on main deck B、sagging with compressive stress on main deck C、hogging with tensile stress on main deck D、hogging with compressive stress on main deck
A、A.sagging with tensile stress on main deck B、B.sagging with compressive stress on main deck C、C.hogging with tensile stress on main deck D、D.hogging with compressive stress on main deck
A、increases as the cargo closes the head while hoisting B、increases if the cargo runner is doubled up C、decreases as the boom is topped to a greater angle D、is determined by the thrust stresses on the boom
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