When using the structure based IO method, RPG will create the initial storage for the input and output buffers, along with storage for the null indicator map.
Basing on nitroester migration theory in combustible cartridge case( CCC) during its long storage, the method of using indicator strip to determine extent of nitroester migration was suggested.
根据半可燃药筒在长期储存过程中硝酸酯的迁移原理，提出一种利用指示剂带检测硝酸酯迁移量的方法。
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Using the storage type indicator, you can ensure that certain materials are only removed from certain storage types or placed into certain storage types in the order of preference you have defined.