查询词典 concentration on

The adsorption of collagen on spin-coated poly-lactic acid surface was investigated using quartz crystal microbalance. The effects of concentration (0μg/mL-9.25μg/mL) and temperature (10℃-50℃) on adsorption were studied.

采用石英晶体微天平、原子力显微镜研究了胶原在聚乳酸旋涂膜表面的吸附，考察了溶液浓度(0μg/mL-9.25μg/mL)和温度(10℃-50℃)对胶原吸附的影响。

Based on that the dielectric permittivity of cell suspensions is monotonic function of the measuring frequency and cell concentration at radio-frequencies,a new method for detecting cell concentrations on-line and in-situ is proposed .

利用发酵液在无线电频率范围内的电容率是测量频率与菌体浓度的函数，提出了一种实时在线检测发酵过程菌体浓度的新方法，设计了检测传感器和自动检测系统，并且实验验证了该检测方法及检测系统的可行

Was packed electrokinetically and the separation performance of basic compounds was investigated in the pressurized capillary electrochromatography system using 1 μm nonporous bare silica spheres as stationary phase and acetonitrile-water as mobile phase. The effects of the composition of the mobile phase, the concentration of the buffer, pH value, applied voltage and so on on the separation performance were investigated.

以乙腈-水体系作为流动相，详细考察了碱性化合物在该色谱柱上的加压电色谱分离性能，讨论了流动相比例、缓冲液浓度、pH值及操作电压等因素对分离的影响。

Furthermore, based on the experience of other countries, oligarch monopoly is the mature sign for automobile industry, and industrial concentration is its embodiment on organization structure.

本文的研究对象是中国的汽车工业，作为一个规模效益显著、前后向产业关联度极大的产业，寡头垄断的形成是其成熟的标志。

Therefore, the possibility that the film flow was in onflow state was very low under the fisher swing frequency even though the swing affixation force acted on the film. In falling film absorption process, the velocity, temperature and concentration distribution of the liquid film was symmetry on the swing plane basically.

降膜吸收过程中，液体的速度、温度和浓度分布基本上是关于摇摆平面对称分布；速度场、温度场和浓度场的变化周期近似等于摇摆周期；摇摆幅度和摇摆频率直接影响降膜吸收的效果，摇摆频率越低或幅度越大，吸收效果越差。

SCE on second order differential oscillogram, and the height of this pair peak of β-CD on the oscillogram decreased with the increase of Cu(superscript 2+) or rutin, phenobarbital, L-plenylalanine and amantadine hydrochloride concentration.

SCE处产生一对可逆、灵敏的峰，当加入Cu(上标 2+)、芦丁、苯巴比妥、L-苯丙氨酸、盐酸金刚烷胺等金属离子或有机物时，β-CD的二次微分示波图上的峰高降低。

Surface modification of up-conversion luminescence by overcoating with carboxyl groups and its characterization;2. The effects of concentration and adding methods of acrylic acid on the content of carboxyl groups on the magnetic microspheres surface were studied.

利用双层表面活性剂改性的Fe3O4磁流体为种子，通过乳液聚合法考察了苯乙烯或苯乙烯-丙烯酸对Fe3O4磁流体的包覆情况，并考察了丙烯酸浓度及加入时间对磁性微球表面羧基含量的影响。

The effect of various conditions on the reaction, such as solvent, temperature, the amount of catalysts,the concentration of hydrochloric acid, the amount of hydrochloric acid, oxygen/air and so on, was studied.

在此基础上，系统地考察了溶剂、温度、催化剂各组分的用量、盐酸的浓度、盐酸的用量、氧气/空气等因素对芳香化合物氧化氯化反应的影响。

The effect of various conditions on the reaction, such as solvent, temperature, the amount of catalyst, the concentration of hydrobromic acid, oxygen/air and so on, was studied.

在此基础上，系统地考察了溶剂、温度、催化剂用量、氢溴酸的浓度、氧气/空气等因素对芳香化合物氧化溴化反应的影响。

The basal pacemaking activity of SAN cells was highly dependent on the calcium influx. Elevation of 〓 concentration (4mmol/L) in the perfusate partially antagonized the inhibitory effects of Dip on APA,〓, VDD and RPF.

窦房结细胞的起搏活动在很大程度上依赖于〓内流，提高灌流液中〓浓度（4mmol／L）可部分拮抗Dip对APA、〓、VDD和RPF的抑制作用，使其降低这些参数的作用减弱。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。