未知的

Combined Nussbaum gain with the backstepping techniques, a novel algorithm was proposed by employing fuzzy systems as approximator of those unknown nonlinearities in the system.

将ISS理论引入所研究系统，利用模糊系统逼近系统中的未知非线性；利用Nussbaum增益技术解决系统中的控制方向未知的高频控制增益，提出了一种基于反推设计方法的鲁棒自适应模糊控制算法。

Easley speculates that the 'fiery poison' was arsenic trioxide, the unidentified mineral having to have been either realgar or orpiment ,due to the relation between the unidentified mineral and his other writings.

"[10]根据未知矿物及艾格沙狄蒙的其它著作[10]间的联系，艾姆斯利推断那种"烈性毒药是砒霜，未知的矿物必定是雄黄或雌黄。

Emsley speculates that the 'fiery poison' was arsenic trioxide, the unidentified mineral having to have been either realgar or orpiment ,due to the relation between the unidentified mineral and his other writings.

"根据未知矿物及艾格沙狄蒙的其它记载间的联系，艾姆斯利推断那种"烈性毒药是砒霜，未知的矿物必定是雄黄或雌黄。

There was pressure as the trilobite settled on its unknown runway at an unknown base, and I waited.

当三叶虫在一个未知的基础它未知的跑道上安顿，而且我等候的时候，有压力。

But there are also unknown unknowns — the ones we don't know we don't know.

但是也有一些是未知的未知物──有些我们是不知道我们不知道的。

But there are also unknown unknowns, the ones we don't know we don't know.

此外，我们还知道，有一些我们未知的未知事情，也就是我们不知道我们不知道的事情。

But there are also unknown unknowns. There are things we don't know we don't know.

但是，这世上还有未知的未知，那些我们不知道我们不知道的事情。

But there are also unknown unknowns -- the ones we don't know we don't know.

但也有未知的未知——那些我们不知道我们不知道的。

But there are alsounknown unknowns - the ones we don't know we don'tknow .

但也存在未知的未知---那些我们不知道我们不知道的东西。

By still another method, harmonic frequencies for a plurality of fundamentals are amassed and organized so that partials linked to an unknown fundamental can be compared with them and the unknown fundamental deduced.

还有一种方法是：数个基音的泛音频率被收集和编排，这样，与一个未知基音联结的分音能与它们比较，并且未知的基音被推断。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。