2) tube test
试管试验法
1.
Methods:The B pekinensis Rupr;B campestris;and B chinensis were extracted by water,alcohol and petroleum ether respectively,and paper chromatography,tube test and thin layer chromatography were applied to determine each effective component.
方法:对白菜、油菜、青菜分别进行水、醇、石油醚提取,对其检液有效成分进行纸色谱法、试管试验法、薄层色谱法检测。
2.
And paper chromatography,tube test and thin layer chromatography were applied to determine effective component.
方法:对甘蓝、花椰菜、西兰花分别进行水、醇、石油醚提取,对其检液有效成分进行纸色谱法、试管试验法、薄层色谱法检测。
3) test block measurement
试块测试法
4) trial and error method
尝试试错法
5) trial-and-error procedure
尝试法，试探法
6) trial and error method
尝试法，试误法
补充资料：试法
1.试探法律﹐触犯法律。参见"以身试法"。 2.考试律令知识。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条