经历过碳酸盐化作用的碳酸盐颗粒显示出伪六边形的微晶结构，其次生孔隙发育不良。
Grains of carbonate experienced marmorization show pseudo - hexagonal poikilitic structure with poorly developed secondary pores.
只有适合且可以引起共振的最精细的铅晶质，可以在有些人的不增加音高的声音作用下破裂——声高在100分贝以上。
Only the finest leaded crystal is dainty and resonant enough to break at volumes that some people can produce without amplification—upward of 100 decibels.
当电流密度过低时﹐阴极极化作用较小﹐镀层桔晶粗大﹐甚至没有镀层。
When the current density is too low, the cathode polarization effect, smaller coating, not even orange crystal bulky coating.
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