查询词典 lacca

Lac is a natural substance that is secreted by the insect "Coccus lacca" often referred to as the lac beetle.

虫胶是由一种名为"Coccus lacca"的昆虫，也即是人们平时说的紫胶虫分泌的一种天然物质。

The Kerria lacca uses the sticky excretion as a means to stick to the trees on which it lives.

紫胶虫通过黏性排泄把自己固定在树木来生活。

With comparison and cluster analysis methods,the relationship between mineral salt contents of host trees and Kerria lacca was studied.

结果表明，不同寄主植物之间和是否被紫胶蚧寄生的枝条之间，无机盐含量存在差异，14种枝条的无机盐含量分成4组。

Shellac is derived from the excretions of the Kerria lacca insect, most commonly found in the forests of Thailand.

虫胶来自紫胶虫的排泄物，紫胶虫是泰国森林中最常见的昆虫。

You see, the process used to harvest the Kerria lacca excretion is a pretty simple one. They just scrape that shit right off the tree .

你看，要得到紫胶虫的排泄物是非常简单的，他们只需刮削树权上的屎。

In one group, Kerria sindica and Kerria lacca have a closest relationship and formed as sister taxon.

信德紫胶虫与紫胶蚧核型似近系数λ为0.9533，亲缘关系紧密，聚在一起形成姐妹群。

The ratio of hosted branch below 1 year old was more than 95%,1 to 2 year old was 5%,Kerria lacca hardly hosted on branch over 2 year old.

紫胶蚧选择在1年生及其以下枝条上固定取食的比率达95%以上，1年生以上2年生以下枝条上固定取食的比率为5%，基本不在2年生及其以上枝条上固定取食。

In this paper, the author studied biology and ecology of Kerria lacca Kerr.

在中国云南省不同气候类型的元江、红河、元谋、绿春、墨江、云县、孟连，采用昆虫学、生态学等方法对紫胶蚧Kerria lacca

Kerria lacca likes to feed on annual branch or younger branch, and the diameter of fed branch ranges from 0.47cm to 1.60cm.When foraging, Kerria lacca has no priority to orientation of branches, but has priority to specific spot on branch bark.

紫胶蚧选择在1年生及以下枝条上固定取食，取食枝条枝径的范围在0.47~1.60cm之间，紫胶蚧分布时对枝条伸展方向无偏向，对取食部位存在选择性。

Lac is a natural substance that is secreted by the insect "Coccus lacca" often referred to as the lac beetle.

虫胶是由一种名为&Coccus lacca&的昆虫，也即是人们平时说的紫胶虫分泌的一种天然物质。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。