但是，要获得更好的速度，则必须精心构造更复杂的TimeSeries查询。
For speed, though, you must dig in and build the more complicated TimeSeries queries.
合理构造表索引将有效提高数据库查询速度。
A reasonable structure of table index could accelerate data search speed.
该词典具有构造简单，分词速度快，占用空间小的优点。
SAFM dictionary has a simple structure, high speed of segmentation and little memory requirement.
该词典具有构造简单，分词速度快，占用空间小的优点。
SAFM dictionary has a simple structure, high speed of segmentation and little memory requirement.
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