"This is just to anticipate things, so that the demonstration or mass concentration
does not develop into something anarchic," he said.
Students learned the principles of reproducing units of values ??at two primary standards: mass fraction and mass concentration
of components in liquid and solid substances and materials (GET 176-2017), as well as specific adsorption of gases, specific surface, specific volume and pore size of solids and materials ( GET 210-214).
In this one month study we were assumed that size segregated pollutants have higher mass concentration
on the basis of large anthropogenic activities and favorable meteorological condition (for the deposition of particles with high residence time, relative humidity and low temperature) to elevate mass concentration
The airflow with an increased C[O.sub.2] and a decreased [O.sub.2] mass concentration
passes through the leaves and changes the air composition.
Comparison of oxidative properties, light absorbance, and total and elemental mass concentration
of ambient PM2.5 collected at 20 European sites.
After 4 hours and 24 hours, uncured and cured Tetric EvoFlow in mass concentration
of 0.013 g/mL significantly decreased cell survival by inducing early apoptosis (p<0.05) (Figs.
In order to obtain more accurate prediction values of the carbonation depth, it is necessary to simulate the real diffusion process of C[O.sub.2] in concrete and establish the related mass transfer equation to obtain the value of C[O.sub.2] mass concentration
According to the particle size distribution of the tailings and engineering experience, three groups of experiments were conducted to analyse each factor: concentrations of 56%, 62%, and 68% when the cement-sand ratio was 1:3 and cement-sand ratios of 1:3, 1:5, and 1:8 when the mass concentration
The output signals are digital and have a form of mass concentration
, mainly for [PM.sub.2.5] and [PM.sub.10] fractions.
The mass concentration
of harmful particles exceeds the norm five times, and in some areas the excess is up to seven times.
The mass concentration
in the southwest corner is the challenge,' says Professor Edward Huijbens of the Icelandic Tourism Research Centre.
of CuO nanoparticles varied from 0.5 wt% to 2.0 wt%.