蚊蝇醚,pyriproxyfen英语短句,例句大全

蚊蝇醚,pyriproxyfen
1)pyriproxyfen蚊蝇醚
1.The optimal reaction conditions for synthesis of pyriproxyfen were studied and obtained.以苯酚、对氯苯酚、环氧丙烷和2-氯吡啶为原料,在传统合成蚊蝇醚三步反应的基础上,对第三步反应——PPP与2-氯吡啶缩合进行改进,即采用无溶剂熔融法合成反应工艺,确定了合成蚊蝇醚的最佳工艺条件。
2.The yield of pyriproxyfen reached 86.以4-苯氧基苯酚,环氧丙烷和2-氯吡啶为原料,通过两步反应合成蚊蝇醚。
3.Thecompound is an important intermediate for preparation ofpyriproxyfen-anew type of insect growth regulators.该化合物是合成新型昆虫生长调节剂蚊蝇醚的重要中间体，４－羟基二苯醚的合成为蚊蝇醚的工业化生产提供了有利条

英文短句/例句

1.Effects of Fenoxycarb and Pyriproxyfen, Juvenile Hormone Analogs, on Harmonia Axyridis and Chrysoperla Sinica保幼激素类似物苯氧威和蚊蝇醚对异色瓢虫和中华通草蛉的影响
2.Flies and mosquitoes are pests.苍蝇和蚊子都是害虫。
3.The mosquitoes and flies must be kept down.必须阻止蚊蝇滋生。
4.Effective measures to kill insect and black beetle.采取有效的消杀蚊蝇、蟑螂等虫害措施。
5.Using toilet water can help you to avoid mosquitos, or flies.夏天涂抹花露水可以防止蚊蝇叮咬。
6.This ditch was a breeding ground for mosquitoes and flies.这条水沟是蚊蝇繁殖的地方。
7."Kill a hen ( a fish, a fly, a mosquito, a snake, a bird ) "杀(打)死母鸡(鱼、苍蝇、蚊子、蛇、鸟)
8.An experiment of suitable accession interval for controlling Bactrocera dorsalis Hendel by Methyl Eugenol诱蝇醚防治柑桔小实蝇适宜添加间隔期的试验
9.Any of various small, biting, two-winged flies, such as a punkie or black fly.蚊，蚋一种小的咬人的双翼飞蝇，如咬人小飞虫或黑蚊
10.any of various small biting flies: midges; biting midges; black flies; sand flies.各种咬人的小飞虫；双翅目小昆虫；咬人蚊；黑蚊；沙蝇。
11.Miewenying spray liquid, electric, car maintenance supplies, mechanical lubricant additives production, marketing.灭蚊蝇喷液、蚊香、汽车维护用品、机械润滑添加剂的生产、销售。
12.Preliminary investigation on the population of mosquito & fly and fly growth and decay trend in Shanghai Jiangwan wetland上海江湾湿地蚊蝇种群及蝇类消长初步调查研究
13.The Distribution of Mosquitoes, Flies and Rats on Campus and the Studies on Pathogen Carrying and Vector Control;营区蚊、蝇、鼠的分布、携带病原及防制研究
14.Investigation on mosquitoes and flies at Xibaipo scenic spot in Shijiazhuang city in 20082008年石家庄市西柏坡旅游景区蚊、蝇调查
15.Research on Toxic Effect of the Crude extract from Garlic against the Larvae of Mosquito and Fly大蒜粗提液对蚊蝇幼虫的杀灭效果研究
16.Resistance of Culex pipiens pallens and Musca domestica in Jiangsu province from 2007 to 20082007～2008年江苏省淡色库蚊和家蝇的抗性研究
17.A survey about distribution and seasonal growth and decay of fly and mosquito at Olympic venues奥运场馆蚊蝇种类及密度季节消长调查研究
18.Controlling effects of different insecticides against mosquitoes and flies in nets in earthquake disaster area不同药剂用于灾区帐篷防治蚊蝇的效果观察

相关短句/例句

mosquitoes and flies蚊蝇
1.To study the bacteria carried by mosquitoes and flies in diary cow farm,34 mosquitoes and flies were collected respectively from 4 large-scale dairy farms in Guiyang city.为了解奶牛场环境中蚊蝇体内携带细菌的情况,从贵阳市4个规模化奶牛场采集蚊子和苍蝇各34只进行细菌的分离与鉴定。
3)2,2,2,-Trichloro-1-(3,4-dichlorophenyl)-ethylacetate蚊蝇净
4)mushroom mosquitoes and flies菇蚊菇蝇
1.The article took the common Pleurotus geesteranus as the research object around MinQing,Fujian province,investigated pest species in the production,found out their annual occurrence of the total mushroom mosquitoes and flies and the major species,as well as the characteristics of the major pest species.本实验以福建省闽清县秀珍菇为研究对象,调查了生产过程中害虫的种类,摸清了菇房中菇蚊菇蝇总量以及主要害虫全年的发生规律、为害特点;并就色板颜色、悬挂高度、悬挂密度、杀虫时间对及色板色差对菇蚊菇蝇主要害虫的诱杀效果进行了比较,并分析了灯光诱杀、色板诱杀以及黑光灯+色板诱杀对秀珍菇产量和幼虫为害率的影响。
5)Electric bug killer蚊蝇电灭器
6)Mosquitoes-flies extinguisher (MFE)蚊蝇杀灭器