CONCLUSIONS The airtight infusion method should be widely spreaded in clinics.
结论应积极推广全密闭式输液方式在临床上的应用。
The rosette disease of millet spreaded rapidly in Wuwei area Gansu province in recent years.
谷子坐茬是武威地区近年来新蔓延起来的一种病害。
Heavy metals are important pollutants and copper is one of them with high toxicity and wide-spreaded.
重金属是一类重要的环境污染物，铜是其中毒性大、分布广的一种。
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