查询词典 concentrations

Results showed that kinds and concentrations of pollutants studied in triolein were comparable to those in dichloromethane extracts.

目标污染物及其转化产物进入SPMD的三油酸酯后不再发生变化，因此有可能富集得到较高水平的各阶段污染物，便于开展定性和定量监测。

In order to increase germination ratio of the seeds,enhance stress-resistance of seedling,accelerate popularization of variety,improve quality of turf,this experiment adopted chitosan of different concentrations to deal with the Dichondra repens Forst.seeds and carried out the sprouting and planting test.

为了提高马蹄金种子的发芽率，增强植株的抗逆性，加速品种推广，改善草坪质量，采用不同浓度壳聚糖溶液处理马蹄金种子并进行萌发和栽培试验。

In order to increase germination ratio of the seeds, enhance stress-resistance of seedling, accelerate popularization of variety, improve quality of turf, this experiment adopted chitosan of different concentrations to deal with the Dichondra repens Forst.

为了提高马蹄金种子的发芽率，增强植株的抗逆性，加速品种推广，改善草坪质量，采用不同浓度壳聚糖溶液处理马蹄金种子并进行萌发和栽培试验。

First the traditional non-optical detection technology for gas concentrations is briefly introduced, such as ultra-sound technology, gas sensing, catalytic thermal, gas chromatography, interferometry applications, and then the spectral analysis based on the concentration of gas detection is discussed. The latest technological developments on the differential absorption spectroscopy, Fourier transform infrared spectroscopy, tunable laser diode laser absorption spectroscopy, laser radar and differential absorption Raman scattering laser radar, laser-induced fluorescence spectroscopy, laser Photoacoustic Spectroscopy are reviewed in detail.

首先对传统的非光学气体浓度检测技术作出了简单的介绍，包括超声波技术、气敏法、热催化法、气相色谱法、干涉法应用技术，被动检气管法，然后重点阐述了基于光谱学分析气体浓度检测技术的最新发展动态，其中分别对差分吸收光谱技术、傅里叶变换红外光谱技术、可调谐激光二极管激光吸收光谱技术、差分吸收激光雷达和拉曼散射激光雷达、激光诱导荧光光谱技术、激光光声光谱技术进行了详细介绍，最后提出了现代气体浓度检测技术的发展方向。

Reaction curves of 180 and 60 mmol/L diol 1 concentrations ensured the high reaction rate and enantioselectivity.

分别考察二醇1浓度为60和180mmol/L的反应情况，均具有较高的选择性和反应速度。

Autotetraploids from diploidy leaves of Paulownia elongata on the double layer MS media supplemented with 0.1 mg/L NAA and 15 mg/L BA(optimal organogenetic medium to the leaves of diploidy seedlings) with different colchicines concentrations were induced,chromosome numbering of the plant root tip cells and DNA content analysis of the leaf single cell were used to analyse the autotetra ploids.

在含不同浓度秋水仙素的MS+0.1mg/L NAA+15mg/L BA双层培养基上进行兰考泡桐四倍体植株诱导试验，并通过变异植株根尖细胞染色体观察和叶片单细胞DNA含量测定进行倍性分析。

When the soil surface is fully mulched with plastic film, salt concentration is a exponential function of depths. With different film hole ratios and wetting fronts depths, the salt concentrations can be expressed as a discontinuous function of the depth.

对不同开孔率来说，全覆膜蒸发的浓度可用深度的指数形式表达，不同入渗锋和开孔率条件下浓度可表示为位置的分段指数函数。

The particle size of complexes increased with increasing concentrations of precipitant and decreasing amount of dispersant.

没食子酸的浓度降低和分散剂用量增加均使产物的粒子减小。

In addition, other parameters, such as the final concentrations of the displacer making the pair of biopolymer be almost completely separated, a〓 and a〓 were also found to effect on the L〓 and L〓.

用有效迁移柱长和最短柱长的公式计算出了在所选定的高效疏水色谱条件下六种蛋白质的有效迁移柱长和最短柱长。

There is no evidence showing that current concentrations of triclosan in the human body are harmful, but recent studies suggest that it acts as an endocrine disrupter in bullfrogs and rats.

并没有证据表明，人类身体中现有的Triclosan的浓度会对身体造成伤害。但是，近来的研究表示，在牛蛙和小白属身上，它导致了内分泌的紊乱。

I go to school at night.

我是上上学。

Clear Tip Nasal Aspirator: A soft time and gentle suction action makes removing excess mucus easy.

鼻吸明确提示：一个柔软的时间和温柔吸力行动使消除过剩的粘液容易。