1) retention
存留量
1.
Objective To investigate the changes in physical characteristics and the retention of C_4 when used as a vitreous substitute in the rabbit eye.
目的研究聚四氢呋喃聚乳酸共聚物C4在兔眼内的存留量及其物理性质的变化。
2) Zn concentration
锌存留量
1.
Different levels of vitamin A (750、1 500、2 700 IU/kg)and iron(0、30、60 mg/kg)were added into the diets,and the effects of different levels of VA,Fe and their interactions in broiler on Zn concentration in organs were studied.
选用504只一日龄艾维因肉仔鸡,研究了日粮中铁和维生素A的不同添加水平及其交互作用对肉仔鸡脏器和某些组织锌存留量的影响。
3) Residual radioactivity
放射性存留量
4) retention
存留
1.
To study the orderliness of absorption,excretion,retention and metabolism of metallothionein in dairy cattle,twelve male Chinese Holstein calves were treated with 125I labelled metallothionein(125I-MT) given in milk.
采用放射性125I标记金属硫蛋白(125I-MT)的同位素示踪技术,对金属硫蛋白在奶牛公犊体内吸收、排泄、存留和分布等代谢规律进行了研究。
2.
To study the orderliness of absorption,excretion,retention and metabolism of metallothionein in dairy cattle,twelve male calves were treated with a method of 125I labeling metallothionein(125I-MT) affused through mouth.
选用奶牛公犊为实验动物,采用放射性125I标记金属硫蛋白(125I-MT)的同位素示踪技术,对金属硫蛋白在奶牛体内吸收、排泄、存留和分布等代谢规律进行了研究。
5) residence time
存留时间
6) holdup
存留分数
1.
Determination of holdup by air purge in 50 mm discs and doughnuts pulsed extraction column;
50mm折流板脉冲萃取柱吹气法测量存留分数
2.
The effects of the operation parameters such as pulsed amplitude,pulsed frequency,flow velocity and flow ratio,and the plate spacing on the hydrodynamics characteristics of flooding throughout,flooding-holdup and disperse phase holdup in normal operation were studied through a 100 mm discs and doughnuts pulsed extraction column in 1 mol/L HNO_3 solution-30%TRPO-kerosene solution system.
以体积分数30%三烷基氧膦(TRPO)煤油溶液和1 mol/L硝酸溶液为体系,在100 mm折流板脉冲萃取柱中考察了折流板脉冲萃取柱的操作参数(脉冲振幅、脉冲频率、流速和流比)和结构参数(板间距)对其水力学性能(液泛通量、液泛存留分数和正常操作时分散相存留分数)的影响。
参考词条
补充资料：存留
1.保留;保存;留下。 2.清代地方政府所征税粮中，留下供本地开支的部分。 3.泛指商家积存的货﹑款。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。