time-varying force

The keyboard could offer a strong layer of security by analyzing things like the force of a user's typing and the time between key presses ．

键盘可以通过分析用户输入的力度和按键之间的时间来提供一个强大的安全层。

That storm has been brewing for some time, and as it has reached gale force, most large retailers are searching for a response.

这场风暴已酝酿良久，当它变成狂风时，大多数大型零售商都在寻找应对措施。

Wind tunnel test of a rigid flat-roof model is carried out, in which the time-varying generalized force is obtained in terms of simultaneously measured fluctuating wind pressures and structural modes to consider the correlation of random wind loading.

对一平顶屋盖刚体模型进行了风洞试验，考虑到随机风荷载的空间相关性，试验中利用同步测量的脉动风压和结构模态获得随时间变化的广义力。

An air force spokesman said the rescue operation was a race against time.

一名空军发言人说这次营救行动是在和时间赛跑。

This is simply not a large enough group to reduce the social stigmaand force other adjustments necessary to supporting men in this decision, even if only for a relatively short time.

要减少社会污名，这个群体根本不够大，而且需要迫使做出其他必要的调整来支持男性做出这个决定，即使是在相对短的时间内。

A twelve hour night time curfew is in force.

正在执行12小时的宵禁。