On-line concentration techniques have been employed more and more in many analytical areas over the past decade due to their advantages of simplicity, automation, low cost and high sensitivity.
样品在线富集技术是一种提高方法灵敏度的方法,由于其操作简便、成本低、自动化程度高、易于实现等优点,得到了越来越广泛的应用。
They continue to manipulate various factors, such as concentration and frequency, vainly trying to draw a parallel line between the animals and humans when there isn't one.
他们继续控制各种因素,如浓度和使用次数,妄图在动物和人类之间做比较,而这种可比性是不存在的。
Keeping track of these time shifts takes concentration, since theauthor will sometimes deliberately blur the line between war as grand drama andwar as farce.
因为(读者)时刻追溯时间的转变要花费很多精力,所以,作者有意地不时模糊战争的宏伟场景和战争闹剧之间的界限。
This paper presents the on line measurement of size, concentration and velocity of pulverized coal with light fluctuation and correlation method.
该文介绍了结合光脉动法和相关测速法同时在线测量煤粉粒径、浓度和速度的技术和装置。
His mouth was compressed into a thin line of concentration.
他的嘴抿成了一条线,显得很专注。
The selection of moving phase, gradient eluting procedure and line relation of sampling concentration with peak height were discussed.
研究了流动相的选择,梯度淋洗程序的最佳化以及进样浓度与峰高的线性关系。
Author researches and develops a novel laser light on-line supervisory system of measuring the soot particles concentration.
根据此理论作者研究并开发了一套激光烟尘颗粒浓度自动监测系统。
The emitted line intensity of K decreases with reducing of the concentration of pulverized coal.
随着一次风煤粉浓度下降,K的发射谱线强度下降。
A new method of calculating long term mean concentration of air pollutant from area source is proposed by integrating the line source long term mean concentration model.
利用线源长期平均浓度模式对面源的积分得到了一个用风向、风速和稳定度的联合频率计算大气面源长期平均浓度的新算法。
To couple microdialysis sampling with flow-injection chemiluminescence analysis for real time and on-line detection of concentration of free cr (III) in the blood of rabbit.
将流动注射化学发光法与微透析采样技术联用,测定家兔血液中游离的金属离子浓度。
Before LeBron James signed his name on the dotted line and cemented a concentration of stars in Miami, few observers felt the odds of it transpiring was real.
在勒布朗—詹姆斯签约前,他和一些巨星在迈阿密曾会面过,很少有观测者认为这些零散的配对能够成真。
The factors of explants, hormone combination and concentration and plant mode were investigated on tissue rapid reproduction technology of self-incompatible line in headed cabbage.
对结球甘蓝自交不亲和系进行快繁,以探讨不同外植体、激素配比及浓度、定植方式等因素对结球甘蓝不定芽、不定根发生能力等的影响。
Basing on old consistency measuring skill, the system applies optical-fiber as transmitting device with fluorescent technique to realize high efficiency on-line measuring of alga concentration.
本系统在利用原有的浓度检测技术前提下,应用光纤作为传输传感元件并结合荧光技术,可以实现海藻浓度高精度的在线测量。
The two-channel neutron boron meter is a continuous on-line measuring device to measure boron concentration of primary cooling liquid of reactors.
双道中子硼表是一种连续测量反应堆一次冷却剂中硼浓度的在线测量仪表。
The proposed method has been applied to the fermentation process to develop a soft sensing model so as to estimate the products concentration on-line in penicillin fermentation.
同时,将这一方法应用于生物发酵过程,建立了青霉素发酵过程中产物浓度的软测量模型,实现了青霉素浓度的在线预估。
A lower particle concentration in the liquid droplet results in a smooth de-pinning of the contact line while a higher concentration leads to an abrupt one.
颗粒浓度低时,液滴接触线平稳解附,随着颗粒浓度的增加,出现突然解附和多次附着现象。
The optical analysis method of gas concentration has advantages of large measurement range, high precision, untouched on-line measurement and so on.
气体浓度光学分析方法具有测量范围宽、精度高、非接触在线测量等优点。
The paper introduces the testing and automatic mixing system of emulsion concentration based on IPC, which realizes the combination of on-line testing and automatic mixing of emulsion.
介绍以工控机为控制核心的乳化液浓度检测与自动配比系统,该系统可实现对乳化液浓度的在线检测和实时监控的有机结合。
Sina should be able to cross-sell between the online and off-line platforms, and diversify out of a problematic concentration of advertisers in the finance, real-estate and auto industries.
新浪应该能够在互联网和非互联网平台之间交叉销售广告,摆脱自身广告客户多集中在金融、房地产和汽车业的模式,实现客户的多样化。
The invention can simultaneously obtain monitoring images of the two-dimensional distribution of the flame temperature and the concentration of the combustion intermediate product on line.
本发明能够在线同时获得火焰温度和燃烧中间产物浓度二维分布的监测图像。
Objective: (1) To couple microdialysis sampling with capillary electrophoresis for real time and on-line detection of concentration of free drugs in the blood of rabbit;
目的:(1)将毛细管电泳与微透析采样技术联用,测定家兔血液中游离的药物浓度;
It is proved by comparison with the oven dry method that the error of the size concentration detected by this on-line measurement system using ultrasonic technology is lower than 0.5%.
通过与烘箱烘干法的比较实验证明,研制的纺织浆液浓度超声波在线检测系统的误差小于0.5%。
At the same time, electrostatic discharge generated sparks can ignite flammable in the bag filter dust, dust concentration reaches a certain line when the explosion may occur.
同时,静电放电产生的火花能引燃袋式除尘器中的可燃粉尘,当粉尘浓度达到一定界线时还可能发生爆炸。
Influence of different mass concentration of 2, 4-d on callus induction in maize inbred line 4112 from immature embryos with MS being used as basal culture medium was studied.
以玉米自交系4112的幼胚为外植体,以MS为基本培养基,研究了不同质量浓度的2,4 - D对愈伤组织诱导的影响。
WELDED JOINTS: 1. The highest hydrogen concentration is found along the fusion line.
结果表明:在焊接接头中,1。沿熔深方向上,氢分布是不均匀的。
The model was then applied to an industrial isomerization unit for on-line estimation of the para-xylene (PX) concentration.
然后将软测量模型应用于工业异构化装置,在线估计对二甲苯(PX)的含量。
However, proper determining methods and instruments which can be used for real time, on line and classified determination of phytoplankton concentration are not available.
然而,目前尚缺少可用于浮游植物浓度实时在线分类测量的方法和设备。
However, proper determining methods and instruments which can be used for real time, on line and classified determination of phytoplankton concentration are not available.
然而,目前尚缺少可用于浮游植物浓度实时在线分类测量的方法和设备。
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