"the specimens with" is a correct and usable part of a sentence.
You can use it when you are describing the characteristics of a set of specimens. For example: "The specimens with blue spots are the rarest of the bunch."
The flexural capacity of the specimens with EPS mortar cores, and the specimens with epoxy bonds, was significantly less than the flexural capacity of the specimens with HPEPC cores.
The peak loads of the specimens with epoxy bonds was 0.3 0.6 times the peak loads of the specimens with the same components, but with different adhesive materials.
The results showed that the specimens with the shortest bond lengths have the lowest MAD, whereas the specimens with the longest bond lengths have the highest MAD.
The absolute difference between the critical angle of the specimens with a drill hole and the specimens with no hole decreased with the patient age.
It was found that the specimens with notch machined on an undistorted surface have higher impact energy than the specimens with notch on a distorted and restored surface. .
It was found that the specimens with notch machined on an undistorted surface have higher impact energy than the specimens with notch on a distorted and restored surface.
The specimens with composite fasteners displayed the lowest fatigue durability.
Curing consisted of covering the specimens with plastic sheathing for 7 days.
The specimens with no internal transverse-steel stirrups were labelled NT.
The specimens with a hole (SWHE, SWHA) yielded more slowly than those with no hole (SNH).
Figure 11b shows the load displacement curves of the specimens with HPEPC cores.
