hard layer信息详情
硬层
layer───vt.把…分层堆放；借助压条法；生根繁殖；将（头发）剪成不同层次；n.层，层次；膜；[植]压条；放置者，计划者；vi.形成或分成层次；[植]通过压条法而生根
outer layer───外层（细胞次生壁外面的一层）
dense layer───[医]致密层
clayey layer───粘土层
mucus layer───粘液层
decarburized layer───[化工]脱碳层
oxide layer───氧化层
cuticular layer───表皮（层），角化层；表皮层
arachnoid layer───蛛网膜层
rice husk is a ligneous hard layer of the cereal with high silicate content.───稻壳灰是具有高硅酸盐含量的谷类的一种木质的硬层。
is a hard layer on or near the surface of soil.───是土壤表面或其附近的一层硬物。
Soon layer of oceanic ooze began to accumulate above the old hard layer.───很快，海洋软泥层开始在原先的硬地层上面堆积起来。
If there had not been a hard layer of rock beneath the soil.───如果不是因土壤下面有一层坚硬的岩石。
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.───如果土壤下面没有坚硬的岩层，他们早就在几个小时内完成这项工作了。
The orientation control of the primary carbides in the hard layer is studied.───对初生碳化物定向生长控制进行了探讨。
Gas storage well should be built on hard layer.───对于储气井选址宜选硬质地层；
When the robotic arm first reached that depth, it hit a hard layer of frozen soil.───当机械臂首次达到那个深度的时候，碰到了一层坚硬的冰冻土壤。
The narrower the hard layer, the significant the effect.───随着硬夹层宽度的减小，这一影响越来越明显。
DLC technique is already applied in electronic products to produce a hard layer; KMC is the first to adopt this technique on the chain product successfully.
Soon layer of oceanic ooze began to accumulate above the old hard layer.
The rice husk is a ligneous hard layer of the cereal with high silicate content.