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....
Please remember that mastery and automaticity are your goals - not just comprehension.请记住:对所学内容的掌握和即时反应才是你的最终目标 —— 绝对不仅仅是理解.The mechanism most frequently appears to be due to automaticity.发生机制是频繁发生的自动除极.This equipment is...
Many adversities decimate the fluke numbers.许多很不利的因素可使吸虫数量减少十分之一.The young blue - skinned commander was able to decimate the intruders despite inferior weapons and numbers.虽然在武器的数量和质量上都处于劣势,但这个年轻的蓝皮肤指挥官还是给入侵者造成重创.Devasta...
Trinitrotriazidobenzene is less sensitive to impact and friction than mercury fulminate.三硝基三叠氮苯的摩擦感度和冲击感度比雷汞低.Mercury fulminate may contain trace of mercuric oxalate.雷汞中可能含有微量的乙二酸汞.Conclusions The primary cause for acute...