将半干法制备的高取代度阳离子淀粉应用于废纸脱墨浆作助留助滤剂。
The cationic starch with high substituted degree prepared by half-dry process was used as retention and drainage AIDS in deinked pulp.
当海豚睡觉的时候，大脑只有一半在休息，另一半还醒着以助呼吸循环。
When dolphins sleep, the brain only half in the rest, the other half awake to help breathing cycle.
当海豚睡觉的时候，大脑只有一半在休息，另一半还醒着以助呼吸循环。
When dolphins sleep, the brain only half in the rest, the other half awake to help breathing cycle.
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