Results The frequency of use of anti-infection drugs was 91%.

结果我院儿科抗感染药的使用率为91%；

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We compare them from the frequency of use, scope and other aspects.

从使用频率、范围等方面对二者作了比较。

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Pragmatically, they are different in the frequency of use, the effect and association with sentences.

语用方面，三者在使用频率、表达效果以及句群组合上存在差异。

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Other anti-counterfeit efforts include the use of radio frequency identification tags.

VOA: special.2010.03.01

Some investors use ETFs as a quick way of expressing their overall view on the market, while high-frequency traders use the funds as part of their complex arbitrage strategies.

ECONOMIST: The risks created by complicating a simple idea

Writing in JAMA, the researchers led by Dr Lee Cohen, said the prevalence of depression in reproductive age women, their level of anti-depressant use and the frequency of unplanned pregnancy, it was important to be able to tell patients about comparative risk of relapse linked to stopping or continuing with their medication.

BBC: NEWS | Health | Pregnancy 'no depression guard'

Continuing to reduce the costs of on-line storage will require the management of stored content to optimize availability depending upon frequency of use and use of commodity storage and other data center equipment.

FORBES: Nothing Comes for Free