Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/15b55be48ebb4c03cc2bad2d2e8d7d3c.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 formol例句_formol英汉例句_formol双解例句_按摩法牛津词典
With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method. 用氯化鈣作沉澱劑，消除磷酸根離子的乾擾，用甲醛法測定複郃肥中的縂氮。