By replacing natural circulation with ejecting circulation, the circulating water in each loop can be increased and match with the heat load of related heating surface.

将热水锅炉的水循环由自然循环改为引射循环，强制提高回路的循环水量，使各回路的循环水量分布与其受热面的热负荷相匹配。

youdao

When operated, the circulation sub allows a higher circulation rate to be established by opening a path to the annulus in the top section of the tool string.

循环接头在工作时在工具管柱的上段打开通向环形空间的通路，于是能够建立较大的循环流量。

youdao

Therefor, some measures should be taken not only to prevent the risk caused by too large circulation of the national debts but also to guarantee the circulation growth of the national debts.

因此，既要运用合理有效的方法来防范化解国债规模过大造成的风险，又要保证国债发行量增加的需要。

youdao

Then there were the piles of four-page inserts that the Philadelphia Inquirer brought to the confab, which boasted of its success in ending three straight years of sharp declines in average daily circulation by growing circulation an exceedingly modest 2, 136 daily papers during the previous six months.

FORBES: Magazine Article

It is controlled in part by the amount of dollars printed by the Treasury and put into circulation by the Federal Reserve.

FORBES: Uncle Ben Wants You to Own Stocks

In New York, at the 20 media magazines that include Variety, Tad S. Smith, the unit's president, cut head count 16%, saved printing costs by slightly trimming the paper size and tightened circulation by cutting out unnecessary freebies to advertisers and his colleagues at Reed.

FORBES: Double Dutch No Longer