secondary production是什么意思

网络释义

用法例句

74 kJ/d, the secondary productivity = 169.

74kJ／d，次级生产量为169。

Macrobenthic community and its secondary production in Shenhu Bay

深沪湾大型底栖动物群落及其次级生产力初步研究

Study on secondary production of macrobenthos in shellfish-farming mudflat in Meizhou Bay

湄洲湾贝类养殖滩涂大型底栖动物次级生产力研究

Based on the data obtained in 2001～2003 from 33 stations, the secondary production of macrobenthos from the anchovy spawning ground in the southern Yellow Sea was studied using Brey′s (1990) empirical formula.

根据2001至2003年南黄海鳀鱼产卵期在鳀鱼产卵场33个站考察采集的大型底栖生物定量样品资料,利用Brey′s(1990)的经验公式对调查海区进行了大型底栖生物栖息密度、生物量、次级生产力和P/B值的研究计算。

Population dynamics and production of Bellamya aeruginosa (Reeve) (Mollusca: Viviparidae ) in Lake Donghu,Wuhan

武汉东湖铜锈环棱螺的种群动态及次级生产力

Macrobenthic community and its secondary production in Shenhu Bay

深沪湾大型底栖动物群落及其次级生产力初步研究

Study on secondary production of macrobenthos in shellfish-farming mudflat in Meizhou Bay

湄洲湾贝类养殖滩涂大型底栖动物次级生产力研究

Spatio-temporal distribution and secondary production of macrobenthos in intertidal zone of Dongwu of Meizhou Bay,Fujian Province

湄洲湾东吴港区附近潮间带大型底栖动物的时空分布及次级生产力

current through primary coil induces current in secondary coil.

通过原线圈在次级线圈中产生电流。

Studies on the Secondary Metabolites of 5 Kinds of Marine Microorganisms;

五种海洋微生物次级代谢产物的研究

Studies on the Secondary Metabolites of 6 Kinds of Marine Microorganisms;

六种海洋微生物次级代谢产物的研究

Studies on the Secondary Metabolites of the Three Marine Microorganisms;

三种海洋微生物次级代谢产物的研究

Study on the Secondary Metabolites from Eight Marine-Derived Microbes;

八株海洋微生物次级代谢产物的研究

The factory mainly produces concrete block machine or plant, color concrete tile or plant etc building materiel machine.We produce various building material equipments which are divided into 13 series and more than 100 modes.

公司生产的建材机械多次获国家和省、市级科学技术进步奖，有较强的市场竞争力。

Studies on Net Primary Productivity of Forest Ecosystem

森林生态系统净初级生产力模拟研究

This would result in about 1. 5 million variable amplitude stress cycles, assuming each truck produces one stress cycle.

假定一辆卡车产生一次应力循环，这将产生1．5百万次变幅应力循环。

current is induced in the secondary coil by passing a current through the primary coil.

电流通过主线圈时在次级线圈中产生电流。

Secondary metabolites of marine-derived actinomycete microbes and their bioactivities

海洋来源的放线菌次级代谢产物及其生物活性

Studies on the Secondary Metabolites of Saussurea Lappa and Two Marine Organisms;

云木香及两种海洋生物次级代谢产物的研究

The Study on Biology Effects of Secondary Metabolites of Rhizoctonia Leguminicola;

豆类丝核菌次级代谢产物的生物效应研究

The Frequency Limits of Gamma Ray Absorption;

γ光子与物质作用产生次级电子的红限与紫限

The Reason of the Secondary Electron be Produced by and the Means of Disable the Secondary Electron;

中子管中次级电子产生的原因及抑制方法