English translation for "time of effect"

有效期间
有效期限

Example Sentences:

	1.	The oil absorbing particle that is developed newly will have over 3 times of effect to absorb the sebum than the original one 新开发的吸油粒子比原来的吸油粒子更具有3倍以上的皮脂吸收效果。
	2.	After a long time of effecting by heavy metal pollution , the adaptabilities of bacteria to heavy metal were improved and the number of strains tolerant to heavy metal was increased 抗性实验结果表明：由于土壤长期受重金属污染影响，土壤中细菌抗重金属水平提高，耐性菌种多。

Similar Words：

"time of duration of wood" English translation, "time of earthquake" English translation, "time of echo delay" English translation, "time of echo interval" English translation, "time of echo production" English translation, "time of effect； term of validity" English translation, "time of embryo implanted uterine horn" English translation, "time of emergence" English translation, "time of emptying" English translation, "time of endless" English translation