增值税法第二十二条第三项所称非正常损失项目，包括：
;; export a run function
。雷电模拟器官方版本下载对此有专业解读
（五）伪造、变造船舶户牌，买卖或者使用伪造、变造的船舶户牌，或者涂改船舶发动机号码的。
For implementers, there's no Transformer protocol with start(), transform(), flush() methods and controller coordination passed into a TransformStream class that has its own hidden state machine and buffering mechanisms. Transforms are just functions or simple objects: far simpler to implement and test.