The phrase "approximately even with" is correct and usable in written English.
It can be used to describe a situation where two or more things are nearly at the same level or position, often in a comparative context.
Example: "The water level in the two tanks is approximately even with each other after the recent rainfall."
Alternatives: "roughly level with" or "about equal to".
In dorsal view, the jaw joint is approximately even with the occiput.
By the beginning of August, the lava level was approximately even with the east rim of Pu'u 'Ō'ō crater.
Its sales were half those of Arkham City during the same time, and approximately even with those of Arkham Asylum.
The inhibitions by 2,4-DNP and by low temperature are approximately even, with inhibition rate up to almost 40%.
From the 1083 SNPs, a customised Illumina GoldenGate array of 384 SNPs was developed specifically for the markers showing polymorphism between the parents used in our crop-wild cross and with approximately even genetic distribution [Uwimana et al. submitted].
44,053 SVs were detected as insertions and deletions, with approximately even distributions of SVs across the 10 chromosomes of B. rapa genome (Additional file 1: Table S3, Additional file 1: Figure S3).
Of particular note, the majority of the Greenlandic west coast offshore samples appeared to contain approximately even mixtures of fish with high assignment probability to the 'East' and the 'West' clusters, respectively.
A total of 40 patients were enrolled for the study between March 2009 and September 2010, with an approximately even distribution between US and Taiwanese sites.
Examination of the linkage group location of FLcDNAs suggests a pattern of random distribution when grouped by cDNA library/tissue of origin, with an approximately even distribution of FLcDNAs throughout the genome.
Based on a prospective power calculation (see below), we aimed to recruit 1650 participants into the questionnaire study with an approximately even split between the three long term conditions (fig 2).
These plots revealed an approximately even distribution of shared protein families, with protein families being shared between strains in all possible combinations, consistent with ongoing gene losses and/or horizontal gene transfers.
