片蚀

The device is fabricated by nonsilicon surface micro-machining, which uses the photoresist and the sputtered copper thin films as the scarificial layers, and the electroplated ferronickel as the structure layer to fabricate the optical MEMS components. The device consists of an electroplated ferronickel optical shutter interposed in a gap between two fiber alignment componets, an electroplated planar coil, a silicon spring, and two fiber alignment components with V-shaped grooves.

该衰减器利用非硅表面微加工工艺(这种工艺采用光致抗蚀剂和溅射铜薄膜作为牺牲层，电镀铁镍层作为结构层来制作MEMS元件)制作，由电镀铁镍层构成的一个插在两对准光纤空隙中的挡光片，一个平面电感线圈，一个硅弹簧和二个带有V型槽的光纤对准元件构成。

It determined replacing material for the cylinder and the heat-insulation hanging piece would be replaced by the home-made firebrick s.

通过对烧蚀损坏的低热值燃气轮机单筒燃烧室检查、分析，找出了损坏原因，确定筒体替代材料，开发国产耐火砖替代隔热挂片，对燃烧室进行了修复，积累了检修经验和技术数据。

Mezzotint: In fine art,a form of etching inwhich fine burrs were made to the entire surface of a plate of copper or steel by using a special hand tool.

沙粒色调：在美术方面，它是一种蚀刻版画。用特制的手工具在铜片或钢片上造成微细芒刺。

An array of permalloy core solenoids is micromachined as microactuators on (100) silicon wafer. Then anisotropic etching of silicon in KOH solution forms the U-grooves beside the microactuators. The micromachining difficulties from the coexistence of 3-D MEMS devices and deep grooves on chip are overcome successfully. Then two fibers and permalloy piece are assembled onto the wafer together with the microstructures finishing the prototype of the new type MEMS VOA. Third, the inductance, resistance and Q value of the microfabricated solenoids are measured in the frequency range of 1-40 MHz.

第二，新开发了使用SU-85的正胶、负胶复合微加工工艺，在（100）硅片上加工了新型可变光衰减器的铁芯MEMS螺线管型电磁微执行器阵列；用KOH水溶液对（100）硅片进行湿法刻蚀，在电磁微执行器旁边微加工了V形槽结构组合，开发了单片集成三维MEMS器件和深槽的微加工关键技术；然后经过微装配制作出了电磁驱动的光纤偏移型MEMS可变光衰减器的样机。

The invention discloses a method to integrate single CMOS with bulk silicon microelectromechanical system, its technical project: 1 forming isolating groove: adopting deep-groove etching, and SiO2 and polycrystal silicon filling to realize the insulation of MEMS structure and CMOS circuit; 2 making standard CMOS circuit; 3 using SiO2 and Si3N4 as mask, etching silicon on the back until exposing SiO2 at the bottom of the isolating groove, to complete the thickness control for MEMS silicon structure layer; 4 completing metalizing the CMOS circuit and masking the MEMS structure: MEMS structure region uses Al as mask and CMOS circuit region uses thick photoetching glue as mask, using DRIE to release silicon structure.

本发明公开了一种将单片CMOS与体硅微机械系统集成的方法，其技术方案为：1形成隔离槽：采用深槽刻蚀，SiO 2 和多晶硅填充，实现MEMS结构和CMOS电路的绝缘；2完成隔离槽后进行标准CMOS电路的加工；3用SiO 2 和Si 3 N 4 作掩膜，从背面腐蚀硅，直至暴露出隔离槽底部的SiO 2 ，完成MEMS硅结构层的厚度控制；4完成CMOS电路金属化和MEMS结构掩膜：MEMS结构区用铝作掩膜，CMOS电路区用厚光刻胶作掩膜，用DRIE释放硅结构。用本发明方法不仅获得了较大的质量块，而且用本发明较高的深宽比制作出的结构电容，同时实现了体硅微机械与CMOS电路的集成，显著提高MEMS传感器的精度和稳定性，具有前沿性和重要实用价值。

This is essentially a tiny pit etched in silicon and sealed between two Pyrex wafers.

这基本上是一个很小的坑硅蚀刻和两高硼硅晶片密封。

Computer optical element based on light-wave diffraction theory is through that etches on film base to produce relievo structure with two or multiple sidestep depths , and form pure phase and coaxial recurrence , so it has higher diffraction efficiency .

计算机光学元件基于光波衍射理论，通过在片基上刻蚀产生两个或多个台阶深度的浮雕结构，形成纯相位并同轴再现，使其具有极高的衍射效率。

The inhibitory performance of triphenyl phospite in naphenic acid to the corrosion of A3 steel was investigated by the mass loss method.

采用静态挂片和SEM方法，考察了亚磷酸三苯酯在环烷酸腐蚀体系中对A3钢的缓蚀性能。

Based on analyses of the present applications of corrosion inhibitors for recirculated cooling water, a new-type of complex corrosion inhibitor containg molybdate, zincate, organic acid and gluconate was proposed.

为解决某水样的腐蚀问题，提出了一种由钼酸盐、锌盐、有机酸、葡萄糖酸盐等组分的复合缓蚀剂配方，设计了正交实验，并采用旋转挂片测定了其腐蚀速度。

Magnificent woolstores and warehouses came down, and in the ruins of their foundations demolishers found all kinds of cherishable junk, George III copper coins, soldiers' buttons and bayonets; bits of worm-eaten ship's gear ; a convict's tin mug, leaf-thin with rust.

宏伟的羊毛制品商店和仓库轰然倒下，但是那一片废墟之下竟掩藏了各种各样珍贵的废物——乔治三世的铜币、士兵的纽扣和刺刀、蚀烂的轮船索具残骸以及一个罪犯的锡质口杯——被锈蚀的只有纸片那么薄。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失