lacca是什么意思

网络释义

用法例句

Various climate types and ecological environment in China have led to high species diversity and genetic diversity of lac insects, which provide good condition for lac production.

紫胶虫具有重大的经济价值，我国紫胶虫物种和遗传资源丰富，气候类型和生态环境多样，为发展紫胶生产提供了良好的条件。

Comprehensive methods and formulas of lac insect evaluation were proposed in this paper based on such indexes from lac insect cultivation and production.

本文在紫胶虫培育和生产中的评价指标基础上 ,建立综合评价方法及评价公式 :(1)种胶的判断公式是E =e×p× (1-m)× (1-s) ;(2 )生产判断公式是I =(Nt+ 1) /Nt=∏(si)·p♀·F ;(3)寄主植物的判断公式是E =p× (1-m)× (1-s) ×d。

Lac insects are one kind of resource insects with great economic value, which belong to order Homoptera, superfamily Cocoidea, family Lacciferidae, genus Kerria.

紫胶虫是一种具有重要经济价值的资源昆虫，属同翅目Homoptera，蚧总科Cocoidea，胶蚧科Lacciferidae，胶蚧属Kerria，主要分布于印度、泰国、缅甸、中国、老挝、孟加拉国、巴基斯坦、越南等国热带和亚热带地区。

A Preliminary Study on Karyotype of Kerria ruralis Wang;

田紫胶虫红、黄两型染色体核型研究

A resinous secretion of the lac insect deposited on trees and used in making shellac.

紫胶，虫胶由紫胶虫分泌的沉积于树上的树脂分泌物，用于制造虫胶清漆

an inferior lac produced by lac insects in Madagascar.

马达加斯加紫胶虫产的一种次等紫胶。

A Study on the Adaptability Response between the Lac lnsect and lts Host Tree

紫胶寄主树和胶虫的适应性反应研究

a purplish red pigment prepared from lac or cochineal.

来自紫胶或胭脂虫的紫红色色素。

The copper in stick lac existed mainly in the corpses of the lac insect and that was the main pollution source causing copper pollution in laccaic acid (lac dye ) .

紫胶原胶中的铜高度富集于紫胶虫尸体之中,它是引起紫胶红色素铜污染的主要污染源。

There are obvious linear relationship between individual weight and adult density, between adult density and amount of lac secreted by per Kerria lacca on double logarithmic coordinate axis.

⑷ 紫胶蚧成虫密度与虫体重、个体泌胶量在双对数图上直线关系明显。

resinlike substance secreted by certain lac insects; used in e.g. varnishes and sealing wax.

紫胶虫分泌的树脂状物质，用于制造清漆和封漆。

Study on Ecological Genetics of Dalbergia Obtusifolia Prain, a Superior Host Plant of Lac Insect;

紫胶虫优良寄主植物钝叶黄檀生态遗传学研究

Diversity of beetle assemblages in lac-plantation-farmland ecosystem

紫胶林-农田复合生态系统甲虫群落多样性

Diversity of heteropteran communities in lac plantation-farmland ecosystem

紫胶林-农田复合生态系统蝽类昆虫群落多样性

Diversity of grasshopper community in lac plantation-farmland ecosystem

紫胶林-农田复合生态系统蝗虫群落多样性

Seed lac-Specification

GB/T8137-1987颗粒紫胶

Diversity of ground-dwelling beetles in lac-plantation-farmland ecosystem:a case study in Luchun,Yunnan,South-western China

紫胶林-农田复合生态系统地表甲虫多样性——以云南绿春为例

"Dewaxed shellac, Decolorized shellac and decolorized dewaxed shellac"

"GB/T8139-1987脱蜡紫胶片,脱色紫胶片和脱色脱蜡紫胶片"

Shellac used for arms

GB/T8141-1987军用紫胶片

heat process of manufacture of shellac

热滤法紫胶生产技术

Afrida lac cloth

阿夫里达虫胶布（印度制,用虫胶染成深红色）

An Experimental Study on Copolymer-Paclitexal Conjugate Micelles for Inhibitory Effect of C_6 Glioma;

键合紫杉醇纳米胶束抗C_6胶质瘤的实验研究