The continuous and steady addition of nitrate is of benefit to phosphate removal.
硝酸盐的连续稳定加入有利于磷的去除。
Steady voltage adjustment: Adopt the compensate type combination of machinery and power, the continuous and steady voltage regulating with no sudden break.
电压调节平稳：采用补偿方式机电结合，电压调节连续平稳不会发生突变；
Almost any one who has a steady income and a continuous work record can apply for a credit card.
几乎所有收入来源稳定，有持续工作记录的人都可以申请信用卡。
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