查询词典 repellency

The water-and oil-repellent multi-functional finishing agent DM-3640C showed,when used on cotton poplin,good water-and oil-repellent results could be obtained at low dosage(30 g/L DM-3640C and 4 g/L coupling agent DM-3911),water-repellency continuousness was good,the electrolyte influence on water-and oil-repellency was not obvious and wide pH and temperature r.

介绍了有机氟树脂的结构与性能特征，分析了其对织物防水防油的机理，拒水拒油多功能整理剂DM-3640C用于棉府绸整理时，在较低用量下(DM-3640C 30 g/L，架桥剂DM-3911 4 g/L)即可获得优良的拒水拒油效果。

Offer excellent water repellency and durability, but will discolour

的硅脂处理剂提供优秀的斥水性和耐用性，但会使毛面的、suede类型的和

Based on the mechanical phenomena appeared in the experiments,put forward three suppositions about magnetic line of force named repellency among lines,least resistance route property and amount limit property when magnetic line of force penetrates ferromagnet.

依据实验中电磁、永磁两种元件同极间的力学现象，提出了关于磁力线性质的三个假说，认为磁力线具有线间斥性、最小阻径性和磁力线通过铁磁质时的容限性。

In order to select the reasonable method, using water drop penetration time and the Molarity of an Ethanol Droplet technique, soil water repellency in Leymus chinensis grassland in Xilinhaote region of Inner Mongolia was determined. Relationships between these two methods were analyzed.

为了合理地选择土壤斥水特性的测定方法，该文采用常用的滴水穿透时间法与酒精溶液入渗法两种方法测定了内蒙古锡林浩特羊草草原土壤的斥水性，并分析了两种方法的相关性。

soil water repellency ; Water Drop Penetration Time ; the Molarity of an Ethanol Droplet technique

滴水穿透时间法是将一滴水放置在土壤

In order to select the reasonable method,using water drop penetration time and the Molarity of an Ethanol Droplet technique,soil water repellency in Leymus chinensis grassland in Xilinhaote region of Inner Mongolia was determined.

土壤斥水性不利于农业生产和环境的可持续性发展，如导致土壤水分的不均匀分布[2]；使水中携带的溶质更快地进入地下水[3]；降低土壤持水能力，加强地表径流和侵蚀[2]。

Nepetalactone, the primary component of catnip oil, were extracted by the using method of simultaneous distillation-extraction and separated by using silica gel chromatography column. To compare the repellency of nepetalactone and DEET on mosquitoes, topical bioassay method on the skin and a cage olfactometer were employed to assess the effective protection time and the spatial repellency.

采用同时蒸馏萃取及硅胶柱层析法从猫薄荷Nepeta cataria植物中提取、分离制得驱蚊有效成分假荆芥内酯，并采用个体涂肤有效保护时间测定法及风洞空间驱避效果测试法，对假荆芥内酯与避蚊胺的驱蚊效果进行了对比试验。

The efficacy of three formulations to B.germanica was evaluated with a small container and a quadr-cage olfactometer system. Results The linalool deploied with aethylenum-Vac granule and activated alumina granule had obvious repellency to B.germanica, and 97.7% repellency of the former was more effective than the latter.

结果 芳樟醇-乙烯醋酸乙烯酯颗粒剂与活性氧化铝颗粒剂对德国小蠊有明显的驱避性，其中芳樟醇-乙烯醋酸乙烯酯颗粒剂优于后者，驱避性高达97.7%，而芳樟醇。

Before repellency and anti-silverfish assay, the culture system for silverfish was established in this study. The best feeds for silverfish were cellulose and mixed feed in a 1:1 ration (the composition of mixed feed was milk powder: oatmeal: yeast= 1: 9: 9). Moreover, the hatching process was not necessary for the mature of silverfish eggs. According to the results obtained in the repellency assay, the essential oil of leaves and woods from C.

为了进行忌避和致死试验，本研究首先对衣鱼进行饲养及孵化条件测试，於实验后得知最适合衣鱼生长之条件为纸张纤维与混合饲料(酵母粉：麦皮：高蛋白＝9：9：1)混合比例为1：1时之生长状况最佳；另外，衣鱼卵并不需要成虫的孵化，而虫卵的生活条件则与成虫一致。

The results indicated that the bioactivity(touch kill, oviposit inhibition, repellency)of methyl linoleate was high , the adjusted mortalities of female mite and egg were 82.82% and 78.54%, Oviposit inhibit ion rate and repellency rate were 78.46% and 95.61%,respectively at the concentration of 5 mg/ml.

亚油酸甲酯具有较强的触杀、产卵抑制和驱避作用，浓度为5 mg/ml时，对朱砂叶螨的雌成螨和卵24h后的校正死亡率分别达到82.82%和78.54%，LC50分别为1.4434mg/ml和2.0283mg/ml；对雌成螨24h后的产卵抑制率和驱避率分别达到78.46%和95.61%。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷