查询词典 unknown

According to the method,a input/output off-line model and time delay parameter of a unknown time delay process is identified by ULN.The ULN that can be a neural network predictor is used for a prediction model of the time delay systems.

该方法利用本文提出的通用学习网络自适应算法对模型未知的时滞系统进行离线建模，得到该过程的输入输出模型以及系统的滞后时间，进而将辨识得到的神经网络模型作为模型预测器对时滞系统进行预报。

If using a switch card with Form C switches, this can be done by connecting an ohmmeter in place of the unknown source on each channel.

如果使用C型开关的开关卡，则可以连接一个欧姆表代替每一通道上的未知源。

In desperation, Omar had his friends boil and eat the fruit from an unknown plant.

Omar和他的朋友煮食一种不知名的植物的果实。

But even granted that the principle of our calculation is correct, no mathematician would be able to figure out the absolute number on a basis so vague, since the number of angels and demons is an unknown quantity to us.

但即使是理所当然的原则，我们的计算是正确的，没有数学家将能够计算出绝对数字与上一个含糊的，因为有多少天使和魔鬼，是一个未知的数量给我们。

I have it on good authority that surgery was not unknown in ancient Egypt.

我确信外科手术在古埃及是存在的。

I feel on pins and needles when I face a lot of unknown people.

他正在忍受着愈合缓慢的伤口由于粘连引发的疼痛。

None of these opinions rests on any solid ground, and we can only say that the author is unknown.

这些意见取决於任何坚固的地面，我们只能说，作者不详。

Readers, have you had experiences when you were on tenterhooks, struggling to deal with the unknown?

读者们，你们是否有提心吊胆，惴惴不安的经历呢？

Many enterprises in advertising language issues often feel confused, in the 'change' and 'unchanged' on the horns of a dilemma,'no change' is very easy for the aging brand;'change' can very easily have unknown risks.

很多企业在广告语问题上常感困惑，在'变'与'不变'的问题上左右为难，'不变'很容易使品牌老化；'变'则很容易产生未知风险。

Two genes which were differentially expressed before and after ATRA treatment have been partly cloned, and one corresponds to a sequence known gene DPH2L with unknown function, which was first isolated from the critical region of deletion on chromosome 17p13.3 in human ovarian carcinoma, and regarded as a candidate tumor suppressor gene.

它的降调节可能参与了从细胞生长到分化／凋亡的转换过程。另一个克隆RAa7是一个未曾报道的新序列，在ATRA或4HPR反应性细胞中呈上升或下降调节，提示该基因可能也参与了细胞过程转换的调节。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷