擦除块摘要 Erase Block Summary
设置擦除块的起始地址 Set the address of the first write block to be erased
设置擦除块的终止地址 Set the address of the last write block to be erased
擦除方块 public void Erase
擦除所选择的块 Erase the selected write blocks
块擦除程序 block mass erase procedure
数据块擦除次数表 Data-block Erase Table
这两种内存类型在擦除块方面有所不同。
The process of erasing a block differs between the two memory types.
垃圾收集器将有效块移动到日志的尾部，跳过无效或废弃块，并擦除它们（参见图 2）。
The garbage collector moves valid blocks to the tail of the log, skips invalid or obsolete blocks, and erases them (see Figure 2).
如果需要撤销操作，那么必须擦除整个块(将所有数据重置回状态1)。
If the reverse operation is needed, then the block must be erased (to reset all bits to the one state).
应用推荐