| 单词 | rack-table | 
| 释义 | > as lemmasrack-table ΘΚΠ society > occupation and work > equipment > equipment for treating ores > 			[noun]		 > for washing ore > for tin rack1839 rack-table1839 tin-frame1881 1839    A. Ure Dict. Arts 1245  				The slope of the rack-table for washing the roasted tin ore is 7¾ inches in the 9 feet. 1877    H. Watts Dict. Chem. 		(new ed.)	 V. 800  				The ore thus calcined, oxidised, and lixiviated, is washed once more on the rack-table, and the lighter parts removed. < as lemmas  | 
	
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