hard shell layer 硬壳层
brown shell layer 褐壳蛋鸡
white shell layer 白壳蛋鸡
artifical hard shell layer 人造硬壳层
single-layer shell 单层网壳
The preparation of shell layer of multistructure silver bromoiodide cubic microcrystals was studied.
本文研究了多结构立方体溴碘化银乳剂微晶的壳层制备。
An overall assessment result showed:Lohmann and Hy-line W-36 were leading white shell layer strains in Northwest China.
综合分析表明，我国西北地区目前优选饲养的白壳蛋鸡品种为罗曼、海兰W- 36。
Is also often found on the continental shelf shell layer, and many shells were crushed after the stacked together to form the uneven thickness of the sediment layer.
在大陆架上还能经常发现贝壳层，许多贝壳被压碎后堆积在一起，形成厚度不均的沉积层。
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