The cuticular penetration ability of avermectin Bia to Helicaverpa armigera Hubner were studied by using HPLC.本文报道用高效液相色谱法来测定复配剂及各复配单剂对棉铃虫幼虫的表皮穿透能力.Our aim is to achieve greater market penetration.我们的目标是进一步打入市场.The trade...
The floor is sealed to prevent water penetration.地板加了密封涂料防止渗水。Our aim is to achieve greater market penetration.我们的目标是进一步打入市场.It is important to get even distribution of water and good penetration.灌水时水量均匀分布和充分渗透是很重要的....
在表面涂上薄薄的一层胶水.Apply a thin coating of glue to the surface.他们发现了如何在表面薄薄的一层上形成影像。They discovered how to form the image in a thin layer on the surface.在表面上发生吸附作用的固体叫吸附剂.The solid on whose surface adsorption occurs is called ...
We chatted over tea and scones.我们一边喝茶吃烤饼一边聊天。...buttered scones.抹过黄油的烤饼scones and jam with clotted cream夹有凝脂奶油和果酱的烤饼...homemade scones capped with cream.涂有奶油的自制烤饼She makes scones and cakes for the delectation of visitors...
Two thirds of the region has been deforested in the past decade.在过去十年里这个地区的森林有三分之二被毁掉。400,000 square kilometres of the Amazon basin have already been deforested.亚马孙河流域已有40万平方公里的森林遭到滥伐。The landscape was deforested by the ...