周年变化

大亚湾养殖海域营养盐的周年变化及其来源分析

Annual variation and analysis of nutrients in aquaculture area of Daya Bay

反常折射引起的地面天文观测残差的周年变化

The annual variation of optical astronomical observational residuals caused by the anomalous refraction

我国GPS基准站地壳垂直位移周年变化的气象激发

Annual vertical crustal displacements predicted from surface mass redistribution at GPS stations in China

广州台A、B有明显的季节变化，A是周年变化，B以半年变化占优势。

Seasonal variations of A and B are obviously observed at Guangzhou station . A presents annual changes whereas B predominantly shows semiannual variations .

通过聚合酶链式反应（PCR）检测了植原体在桑树体内的分布及其相对含量的周年变化。

By polymerase chain reaction ( PCR ), the seasonal variation of the phytoplasmal amounts in mulberry tree was determined .

评述了GPS技术目前存在的问题，包括与SLR测量之间存在的系统偏差、GPS技术本身可能存在的周年变化和GPS卫星天线相位中心的变化。

The main problems in GPS technology including the system bias to SLR , its own annual variety and the change of GPS satellite antenna phase center are also discussed .

该文分析了高层大气与太阳活动有关的11周年变化、27天变化以及周日变化，讨论了考虑太阳活动的MET模式大气密度计算途径，并且介绍了卫星大气阻力加速度模型。

After analyzing the 11-yr , 27 days and diurnal variation of upper atmosphere caused by solar activity , a calculation method for MET model atmosphere density is presented in which solar activity is taken into account .

二倍体和三倍体太平洋牡蛎（Crassostreagigas）肉重和生化成分的周年变化

A annual changes of meat weight and biochemical composition between diploids and triploids in the Pacific oyster , Crassostrea gigas

欧氏六线鱼HexagrammosotakiiJordan&Starks性腺发育的周年变化研究

Study on the annual changes of sex gonad development of Hexagrammos otakii Jordan and Starks

厦门附近海域叶绿素含量的分布及其周年变化

The distribution and annual fluctuations of chlorophyl in waters around Xiamen

乙烯在黄瓜体内分布及周年变化动态研究初报

Study on ethylene distribution in cucumber plant and its year-round dynamics

北海近岸水域浮游植物群落结构及数量周年变化特征

Annual Dynamic of the Phytoplankton in the Alongshore Seawaters of Beihai

台湾海峡沿岸风的周年变化

Change annual wind variation in the coasts along Taiwan Strait

鸟类物种数量季节变化的最重要原因是迁徙鸟类的周年变化。

Migratory birds affected the annual fluctuation of bird species .

筏式养殖中间球海胆生殖腺发育周年变化

Annual Reproductive Cycle of Sea Urchin , Strongylocentrotus intermedius , in Raft Cultivation

闽江口海域化学需氧量与溶解氧周年变化特征分析

Characteristics Analysis of Annual Change of COD and DO in Minjiang River Estuary

鲤鱼血清中促性腺激素、17β雌二醇含量的周年变化

Annual change of gonadotropin content and estradiol-17 in the serum of common carp

盐度年平均值为29.32，周年变化幅度不大。

The average salinity was 29.32 , and the annual salinity changed little .

垂直削面的周年变化可分为正常变化期、相对稳定期及变异最大期。

Normal variation period , relative stable period , and most variable period .

保安湖鳜鱼卵巢的周年变化

The annual changes in the ovaries of mandarinfish from Bao ' an Lake

刺槐林地土壤水分的周年变化特征

Characteristics of Soil Water in Robinia Pseudoacacia Population

草鱼血液学的研究Ⅰ.九项血液常数的周年变化

Haematological studies on the grass carp ⅰ . year-round changes in nine haematological parameters

楚科奇海海冰周年变化特征及其主要关联因素

Seasonal Variations in Sea Ice and Its Main Driving Factors in the Chukchi Sea

胶州湾初级生产力周年变化

Annual variation of primary productivity in Jiaozhou Bay

黄鳝精巢发育的周年变化

Annual Change of the Testicular Development in Monopterus

底栖生物生物量周年变化动态模型

Macrobenthic Biomass Annual Dynamic Models in Jiaozhou Bay

胶州湾口内海水中叶绿素浓度的周年变化和垂直分布

Vertical and seasonal variations of chlorophyll concentrations in the inlet of Jiaozhou bay , qingdao

太湖三个湖区浮游动物群落结构周年变化的比较研究

Annual Comparative Studies on Structure of Zooplankton Community in the Three Area of Lake Taihu

南方鲇的繁殖生物学研究：性腺发育及周年变化

Reproductive biology of Silurus meridionalis chen : the development and annual change in the gonads

迷迭香精油周年变化及迷迭香对降血脂作用的研究

Study on Essential Oil of Rosemary in Anniversary and Effect on Reducing Blood Lipids of Rosemary