Throughthickness inversion, we find Mesozoic Strata's thickness is gradually becoming thick from north to south and from west to east, the biggest thickness in the south is above 4000m.
对厚度进行了反演，中生界厚度从北至南、自西往东逐渐增厚，南部最厚处达4000米之多。
2
Through-thickness cracking also can lead to fatigue or stress corrosion cracking of the base metal beneath the plating.
还会形成穿透型裂纹，造成镀层下本体金属的疲劳或应力腐蚀裂纹。
3
There is no pressure gradient through the thickness of the film.