Each blade is grown from a single crystal of alloy for strength and then coated with tough ceramics.

每片涡轮机叶片由高强度单晶合金制成，上面覆盖强韧陶瓷涂层。

youdao

That means that nanobacteria probably become coated with proteins or other organic molecules, which stop them from growing like a regular, jagged limestone crystal and instead look like round blobs.

这意味着纳米菌可能有着蛋白质或其他有机分子的涂层，阻止他们像锯齿状的石灰岩晶体一样正常生长，而是像是圆形斑点。

youdao

UV curable materials as a polymer matrix and a nematic liquid crystal with positive dielectric anisotropy are mixed and sandwiched between ITO coated glass substrates.

混合紫外光固化的聚合物基质和具有正介电各向异性的向列相液晶，并将混合物注入到以ito玻璃为衬底的液晶盒中。

youdao