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- Recognition mark provided next to the placement position for the object of placing IC components (mainly QFP and BGA) with high accuracy. This mark is also called Local Fiducial Mark. IC元件（主要是QFP与BGA）贴装对象贴装位置旁边标的一种识别标记，以提高精度。该标记也称为“局部基准标记”。
- He vainly tried to mark the defacing stain out. 他试图除去有损外观的污迹，但没有成功。
- Motor Vehicle Fiducial Marks and Three-Dimensional Reference System 机动车辆的基准点和三维基准系统
- Her school work isn't quite up to the mark. 她的功课不大符合要求。
- That was just a lot of hot air what Mark said. 马克所说的不过是一大堆空话。
- War has left its mark on the country. 战争给该国留下了不可磨灭的痕迹。
- The public scandal left a black mark on his career. 这一尽人皆知的丑闻给他的事业留下了污点。
- How much do you know about the works of Mark Twin. 马克。吐温写的作品你知道多少？
- Happy anniversary, Helen and Mark! 海伦、马克，祝你们结婚周年快乐！
- Mark and Barbara are going together now. 马克与巴巴拉现在正在谈恋爱。
- Mark has lost his job and is worse off than ever. 马克的工作丢了，情况比以前更糟。
- He rubbed out the mark on his book. 他把他书上的记号擦掉了。
- Has she ever written a letter to Mark? 她曾经写信给马克吗？
- Everyone knows Tom as an easy mark. 大家都知道汤姆是个容易上当受骗的人。
- Do you feel up to the mark this morning? 今天早上你觉得怎么样。
- He buy a block of share in mark and spencer. 他购买了“麦克斯和斯潘塞百货联销店”的大宗股份。
- He tried hard enough, but he missed the mark. 他作了很大的努力，但还是失败了。
- Mark used to be a pilot on the Mississippi River. 马克曾在密西西比河上当过领航员。
- a fiducial mark 准标
- How much do you know about the works of Mark Twin? 马克。吐温写的作品你知道多少？
