long-drawn-out project (a project which takes so long that young workers become bearded)是什么意思

用法例句

Effect of Inherit the Characteristic to the Cells of Clarias fuscus by the Herbicide Butachlor;

除草剂丁草胺对胡子鲶红细胞微核率的影响

Effects of Butachlor on Hepatopancreatic Amylase and Lipase Activities in Clarias fuscus;

丁草胺与胡子鲶肝胰脏淀粉酶及脂肪酶活力的影响

Effects of Dietary Intake Levamisole on Microstructure and Ultrastructure of Head Kidney and Spleen of Clarias fuscus;

左旋咪唑对胡子鲶头肾和脾脏显微及亚显微结构的影响

cDNA cloning and protein structure analysis of growth hormone from Clarias lazera;

革胡子鲶生长激素cDNA克隆与蛋白质结构分析

Gene cloning and sequence homology of growth hormone from Clarias lazera;

革胡子鲶生长激素基因克隆与序列同源分析

Experiment on Feeding Clarias lazera with Leftover Bits and Pieces of Chicken Intestines;

鸡肠下脚料饲养革胡子鲶试验

The effects of salinity on embryonic development of Clarias fuscus, Clarias lazera and their hybrid F 1;

盐度对胡子鲇、革胡子鲇及其杂交子一代胚胎发育的影响

Effect of Stocking Density on Benefit of Clarias fuscus Intensive Culture;

放养密度对胡子鲇池塘集约化养殖效益的影响

Using the sandwich enzyme linked immunosorbent assay (ELISA) for grass carp ( Ctenopharyngodon idellas ) growth hormone and different administrations of rcGH,we investigated the possibility of rcGH absorption by gastrointestinal tract of walking catfish ( Clarias batrachus ),northern sheatfish ( Silurus soldatovi ) and crucian carp ( Carassius auratus gibelio ).

采用草鱼生长激素夹心式酶联免疫吸附测定法 (ELISA) ,研究了重组鲤生长激素 (rcGH)经胃或肠灌注后 ,胡子鲶、大口鲶和银鲫血清GH水平的变化规律。

Using the sandwich enzyme linked immunosorbent assay(ELISA) for grass carp growth hormone , plasma kinetics of rcGH in Clarias batrachus after administrations of rcGH were investigated.

采用草鱼生长激素夹心式酶联免疫吸附测定法（ＥＬＩＳＡ） ，研究了重组鲤生长激素（ｒｃＧＨ） 在胡子鲶血浆中的代谢动力学。

STUDIES ON THE DIFFERENTIATION AND DEVELOPMENT IN THE FIRST SEX-CYCLE OF THE OVARY OF Clarias lazera;

革胡子鲇卵巢在第一次性周期内分化与发育的研究

The ultrastructure of primordial germ cells(PGCs)and primary mesenchyme cells(PMCs) of Clarias lazera is observed by means of electronmicroscope during their active migration.

用电镜观察了革胡子鲇原生殖细胞和早期间质细胞主动迁移时的超微结构。

The taste buds in the oral cavity and maxillary barbel of Clarias leather are observed by the histological techniques and scanning electron microscopeSEM).

应用组织学切片和电镜扫描的方法，对革胡子鲇上颌须和口腔味蕾的组织形态特征进行了比较研究。

A Pioneer Chinese Introducer of Modern Fiscal Science and Public Administration Education 100 Years Ago: Hu Ziqing,Director of College of Politics and Law of Hunan;

百年前中国最早的《财政学》及其引进者──湖南法政学堂主持人胡子清