The phrase "are obviously lower" is correct and usable in written English.
It can be used when making a comparison or stating that something is clearly at a reduced level or amount.
Example: "The prices of these products are obviously lower than those of our competitors."
Alternatives: "are clearly reduced" or "are evidently diminished".
Therefore, after adding different alkalis, the IFTs of EDAS solutions are obviously lower than those of EDAC solutions for almost all model oils.
Experimental results show that temperatures on or near the wall are obviously lower than those in the center part of the vessel and there is a conspicuous gradient from the wall to the center part of the vessel.
It is found that the fatigue strengths of FSW lap-welded joints are obviously lower than that of the fusion lap-welded joints of IIW FAT22 and only approximately correspond and close to the IIW FAT12 design curve.
All the prepared FSPCMs have good thermal reliability and reusability, and phase transition enthalpies of FSPCM-B are obviously lower than those of FSPCM-E with the same MA mass fraction.
Nanoindentation indicates that the modulus and hardness of the carbonized OPFs are obviously lower than those of the CFs, and the modulus and hardness of the matrix decrease with increasing extinction angle.
(3) The compressive strength and splitting tensile strength of double mix of steel fibers and silica fume condition (SF-HE + Si) are obviously lower than those of SF-HE, and the total porosity and the porosity of harmful pore are obviously higher than that of SF-HE in the hot-dry environments.
It is shown that noise characteristics such as quantization noise and angular random walk are obviously lowered compared with the original signal.
The thermodynamic efficiency of Organic Rankine Cycle (ORC) obtained from experimental systems has been obviously lower than theoretical results.
The minimal inhibitory concentration (MIC) of Van-MWCNT against S. aureus was obviously lower than that of MWCNT.
The mRNA levels for all three genes were obviously lower in the primo culture than immediately after isolation.
While over that temperature, with the temperature increasing, the CO2 concentration was obviously lower than that before CO2 absorption.
