Water soluble potassium ions in potassium hexatitanate whiskers (PTW) of calcination synthesis were investigated in this paper.

研究了烧结法制备的六钛酸钾晶须（PTW） 中的水溶钾。

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They hired a scientist to come up with a formulation of chemicals that delivered nitrogen, potassium and phosphorus in highly water-soluble form, so that an impatient gardener could give plants an instant shot to the leaves, so to speak.

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