Since the main part of containment sump strainer is strainer-surfaced cylinder, this paper simplifies the structure from two aspects, tube structure and the influence of strainer.

因为地坑过滤器主体部分是开孔滤筒结构，所以本文对该结构进行简化，从筒型结构、开孔对筒型结构的影响这两个方面进行研究。

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Artist drops paint on the surfaced of paper or canvas and leave marks to build up the density of time.

画家把油彩涂在画布上或画纸上时，所留下的印记把时间的质量建立起来。

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's U.K. newspaper unit from late 2007 to mid-2009, has said he became aware of widespread wrongdoing in late 2010 as a result of evidence that surfaced in civil lawsuits against the paper.

WSJ: Fresh Hacking Emails Released

Mr. Jay asked Mr. Murdoch if he had a "cavalier" attitude to corporate governance in relation to phone hacking and added that there had been a "consistent theme" of a coverup at the company about the extent of the paper's wrongdoing, which first publicly surfaced in 2006.

WSJ: Rupert Murdoch Says He Was Misled on Phone-Hacking Scandal at News of the World

As evidence has surfaced in recent months of a much broader problem at the paper, Mr. Hinton's earlier assertions have been resurrected in the press with increasing frequency.

WSJ: Police Feel the Heat in U.K. Tabloid Scandal