requirement for division meaning in English

分案要求, 分阶段的要求

Asme boiler pressure vessel code - section 3 : rules for construction of nuclear facility components ; subsection nca ; general requirements for division 1 and division 2
Asme锅炉和压力容器规程.第3节:核设施元部件制造规则.第nca子节. 1和2分册的一般要求
Asme boiler pressure vessel code - section 3 : rules for construction of nuclear facility components ; subsection nca ; general requirements for division 1 and division 2 ; 2005 addenda july 1 , 2005
Asme锅炉和压力容器规范.第3部分:核设备元件结构原理. nca部分. 1类和2类的一般要求.补充件2005