山核桃树果实的内核皮在自然生成的皱纹，把成百上千个核桃或切片粘结在一起，组成形态各异的物品，则具有极佳的纹理和镂空效果。
Pecan tree of the kernel in the naturally occurring skin wrinkles, the hundreds of slices of walnut or bonded together to form objects of various shapes, it has excellent texture and hollow effect.
结合镂空板工艺实例，详细介绍了工艺过程，并讨论了取得的效果与蚀刻机理。
The technology process and mechanism of etching are also discussed in detail with examples of hollowing board process.
可制作镭射、网纹、沙金、亮金、磨沙、珠光、水晶、镂空、黑镍、隐形等各种效果的产品。
It could manufacture products with the effects of laser, crazing, placer gold, bright gold, grit finish, pearl light, crystal, hollow cutting, black nickel and invisibility.
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