查询词典 retention

Based on ion exchange equilibrium,the influence of eluant concentration and resin capacity on adjusted retention volumes was examined.

导出了测定离子交换反应热的方程，测定了在碳酸钠溶液中在季铵二型强碱性阴离子交换树脂上F－、Cl－、NO－2、HPO42－、Br－、NO－3和SO42－的离子交换反应热。

The effect of DL-malic acid concentration, methanol concentration, flow-rate of eluent and temperature on the retention time was studied.

研究了DL-苹果酸浓度、甲醇浓度、流速和温度对各离子保留时间的影响。

Mmol/L benzoic acid was used as eluent. The effect of benzoic acid concentration, pH value on the retention time was studied.

实验过程中，对流动相组成，流动相pH值变化对各种有机酸保留时间的影响作了详细的探讨。

Separation effect and retention time of organic acids could be improved byreducing pH values of the eluent and column temperature.

降低流动相的pH，可有效抑制有机酸分子的解离，延长保留时间，提高有机酸的分离效果，但流动相的pH不应低于2.0，否则会导致色谱柱填料的水解，损坏色谱柱。

Here based on improvement of references 1-2, we discuss the determination of the optimal retention in the mixture of quota share and excess of loss treaties reinsurance.

本文主要通过改进文献[1][2]的方法，讨论超额赔款再保险以及成数超额赔款混合再保险中最优自留额的确定问题。

Firstly, talk about the basic concept and characteristic of classical insurance, secondly we discussed the determination of optimal retention in excess-loss reinsurance.

本文在介绍了再保险领域内的一个传统险种的基本概念、特点的基础上，讨论了超额损失再保险中最优自留额的确定问题。

Part of program-controlled automatic traps (square design, automatic control) CBS-A 358 × 345 × 250 in vitro collection: 100, the maximum capacity of each: 12ml timing range: 1 second -9999 seconds, choose a sub--- 9999 points, arbitrary choice movement: a programmable control program number: 10 in vitro disk: Optional, 16/36/100/169, free combination (matching A disc-type tube can be resistant to organic solution)(L-type matching in vitro expansion of the collection plate may be) power-off function to preserve data and programs, retention time: Ten years characteristics: square design, XY movement, high-precision liquid crystal display a blue screen, the whole operation of the Chinese menu.

程控全自动部份收集器 CBS-A 358×345×250 收集试管：100支，每支最大容量：12ml 定时范围：1秒—9999秒，任意选择 1分—9999分，任意选择移动方式：可编程控制程序数：10个试管盘：可选配，16/36/100/169，自由组合（选配A型试管盘可耐有机溶液）（选配L型试管盘可扩容收集）断电数据和程序保存功能，保存时间：十年特点：方型设计，X-Y移动方式，高精度液晶蓝屏显示，全中文菜单操作。

Program-controlled part of the collection of fully automatic multi-function devices (square design, automatic control)(blue screen of liquid crystal display)(the whole operation of the Chinese menu) CBS-B 358 × 345 × 250 in vitro collection: 100, the maximum capacity of each: 12ml Timing range:-9999 seconds 1 seconds choose 1 -9999 arbitrary selection drops sub-range: 1 drop -9999 peak drops the scope of arbitrary selection choose :0-1000mv movement: programmable control program number: 10 in vitro disk: Optional, 16/36/100/169, free combination (SP-36L type matching in vitro expansion of the collection plate may be) power-off function to preserve data and programs, retention time: Ten years characteristics: CBS -B than the CBS-A is more applicable to high-end laboratory.

程控多功能全自动部份收集器方型设计，自动对管） CBS-B 358×345×250 收集试管：100支，每支最大容量：12ml 定时范围：1秒—9999秒任意选择 1分—9999分任意选择定滴范围：1滴—9999滴任意选择定峰范围：0-1000mv 任意选择移动方式：可编程控制(带废液槽程序数：10个试管盘：可选配，16/36/100/169，自由组合（选配SP-36L型试管盘可扩容收集）断电数据和程序保存功能，保存时间：十年特点：CBS-B比CBS-A更适用于高端实验室。

This paper discussed effects from factors, such as temperature, water, land reclamation, fallowing, tillage, rotation, straw retention, and fertilizer management, in order to rationalize land use and management.

本文分析了温度、水分、土地开垦、休闲和撩荒、耕翻、轮作、秸秆还田、肥料管理等对土壤有机碳的影响。

The color retention methods during the dry flower making are described in detail.

并对制作过程的保色与干燥方法进行详述。

Hanna: That's over now, isn't it?

都结束了，对吗

You must be ill. You look so pale.

你一定是病了，你的脸色苍白。