drum diameter

基本解释

One drum diameter has varied diameters of shaft and central spans so that the designers may have choice.
同一種滾筒直逕又有幾種不同的軸逕和中心跨距供設計者選用。
The internal stress field in the coil is changed after coiling and coil discharge due to change of drum diameter, especially at the head of coil where more defects are observed.
帶鋼卷取和卸卷兩道工序由於卷筒約束的變化，兩種狀態下鋼卷的內部應力場存在變化，尤其是在卷芯部位應力場的變化較爲顯著，這也是帶鋼頭部存在多種質量缺陷的區域。
It is pointed out that each belt drum diameter is corresponding to an optimum belt thickness, and steel belt with optimum thickness should be coiled to obtain the maximum fluid lift.
指出每種繞帶滾筒直逕均對應一個最佳鋼帶厚度，不同直逕的滾筒應卷繞厚度最佳的鋼帶，以獲得最大的擧液高度。