蚀刻

Besides, thinking to the packaging problems, Nesic presented technology without etching on the ground.

此外考虑到封装的问题，Nesic等人提出不需要衬底或地板蚀刻技术。

The drawing is then pressed by hand onto a sheet of absorbent paper or printed on an etching press.

它使用墨水或油墨在玻璃或一片金属、石头上作画，然后用手压抹或者施行蚀刻法印刷在纸张上。

Main Process: etching, press red, note paint, screen printing, Epoxy, imitation enamel, zinc alloy die-casting and so on.

主要工艺：蚀刻、压冲、注漆、丝印、滴胶、仿珐琅、锌合金压铸等。

John has been trying to develop a new etching process for months and he's finally struck oil.

约翰已花了几个月的时间来创造一种新的蚀刻工序，他最终获得了成功。

The etching was performed for 10 mins at a temperature of 50° C.

蚀刻是进行了10分钟，以50 ° C的温度

Actually, abdominal etching is not something new.

其实，腹部蚀刻并不是新的东西。

Suitable methods for chemical etching of glass are already known to general technical staff in this field.

合适的化学蚀刻玻璃的方法是本领域普通技术人员已知的。

The present invention relates to a process for etching metal and alloy surfaces and to the products of such process.

本发明涉及一种蚀刻金属和合金表面的过程和这一过程的产物。

Suitable chemical etching methods are known to ordinary technical personnel in this field.

合适的化学蚀刻玻璃的方法是本领域普通技术人员已知的。

The chemical etching may be carried out by any means appropriate to the metal or alloy concerned.

的化学蚀刻可进行任何适当的手段对金属或合金关注。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。