机舱失火难以控制,需使用固定CO2灭火系统进行封舱放救时,施放命令由()下达。
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You create a package that contains PL/SQL variables that must be shared among several forms in the Travel application. You place the package in a library and attach the library to all the forms that need to share the data. Which parameter in the OPEN_FORM built-in must you set to ensure that changes made by one form are visible to the other forms in the application?()
A. data_mode
B. paramlist
C. query_mode
D. session_mode&e
依萎缩发生的原因和萎缩的范围不同,可将其分为()(多见于长期营养不良、慢性消化道疾病、严重消耗性疾病)和()。