Effect of packing material size is mainly on the column pressure and column efficiency.

填料粒径主要从柱效和压力两方面影响着制备色谱的应用。

youdao

Results indicate that the selection of the optimum temperature for the exchange effect depends on the column pressure.

结果表明：在选择催化交换温度时须考虑压力条件。

youdao

The main part is 4 column pressure. Used for pre-deforming before welding large electric pole's bottom flange to ensure flatness after welding.

本设备主体部分为四柱液压机，主要用于大型电力杆的底法兰在焊接前的预弯变形，以确保底法兰与杆体焊接后端面保持水平。

youdao

The right perspective on pressure can create a very positive new normal, which I discuss in my recent leadership column on CEO.com.

FORBES: 6 Ways To Conquer Leadership Pressure

Paul Sullivan writes the "Wealth Matters" column for The New York Times and is the author of Clutch: Why Some People Excel Under Pressure and Other's Don't (Portfolio, 2010).

FORBES: Magazine Article

That's barely breaking even and adds more pressure to a company that so far has tried to stay in the "not so bad" column on the roster of Wall Street firms hit by the credit crisis.

FORBES: John Mack Needs A Win For Morgan Stanley