47. Which of the following types of combustion sections are used in aircraft turbine engines?
(A)Annular, variable, and cascade vane.
(B)Can, multiple-can, and variable.
(C)Annular, variable, and Can.
(D)Multiple-can, annular, and can-annular.
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統計: 尚無統計資料
統計: 尚無統計資料