"level drop" is correct and usable in written English.
"Level drop" is a very general term and can be used in many different contexts. For example: "The water level drop due to the drought was concerning."
It lasted for nearly five hours, but not for a minute did the level drop.
"In both high school and college, 50percentt of the students at each level drop out at the next level".
Computed increases in c magma and d CO2 fluxes during the MIS 5/4 sea level drop.
Figure 4: Effect of 60 m sea level drop over 15 kyr on MOR melting and CO2 release.
For a given translational acceleration level, drop testing underestimated field rotational acceleration by 46% and rotational velocity by 72%.
The relative performance of package may be different under board level drop test and thermal cycling test.
After a sea level drop, the valley was inundated and formed an amalgamated sequence boundary and transgressive surface.
In recent years, the Park has undergone both a groundwater level drop and a decrease in surface inflow.
At this level drop-outs were reduced by about 3.0% points (or 38%) and costs were recovered.
The high speed cyclic bend test was found to be able to replicate the failure mode and the performance ranking of the solder joints in the board level drop-shock test, while the ball impact shear test was found to have poor correlation with the board level drop-shock test.
In the study on test methods, the board level high speed cyclic bend test and the component level ball impact shear test were correlated with the board level drop-shock test using 23 groups of diverse solder joints.
