In this approach, a part of the system noise models are intended to adaptively match the unknown true mode.
该算法自适应调整部分系统噪声模型，使之接近符合实际的系统噪声模型。
Mikoshi-nyudo's true identity is unknown, but in some areas, he is believed to be a shape-shifting weasel, fox or tanuki.
见越入道的真实身份仍是未知，但有些地区的人们相信他是由黄鼠狼，狐貍或貍变的。
While it is unknown just how much of this is true, it is certainly known that silk cultivation has existed in China for several millennia.
虽然我们不知道这其中有多少是真实的，但可以肯定的是，丝绸栽培在中国已经存在了几千年。
The true scale of informal lending nationwide, much of it derived from bank loans originally intended for other purposes, is unknown.
这些民间借贷大部分来源于初始目的不明的银行贷款，其在全国范围内的真正规模尚不得而知。
Science currently recognizes around 1.8 million species on Earth (out of an estimated five million to 30 million total species—the true total remains unknown).
目前科学界已经知道的全球物种大约有180万个（而根据推测，全球总共有500万到3000万个物种——实际上，地球到底有多少物种还不确定）。
The true scale of informal lending nationwide much of it derived from bank loans originally intended for other purposes is unknown.
这些民间借贷大部分来源于初始目的不明的银行贷款，其在全国范围内的真正规模尚不得而知。
Quality of antibiotics also contributes, although in the case of tuberculosis the true extent of this is unknown.
抗生素的质量也是原因之一，但就结核病而言，这一因素的作用到底多大尚不明了。
The plant has created not just an ugly slag heap but a public-health problem whose true extent is still unknown.
该工厂已经不只是一个丑陋的矿渣堆了，而且它也引起了公共健康问题，这个问题的严重性仍是未知。
The true identity of the man is unknown because no one ever saw his face which was hidden by a black velvet mask.
此人的身份目前尚不清楚。因为他的脸隐藏在一副软绒面具里，从来没人见到过。
Why that should be true only for this particular biotype is unknown. Finding the answer would make a lot of farmers happier.
但是，为什么只有这种特殊的生物型出现了该种情况还不得而知，因此，解答这一难题将使千千万万的农民受益.
The true size of the universe is still unknown.
对于宇宙的真正尺度，我们仍然一无所知。
Although HCAI is the most frequent adverse event in health care, its true global burden has been unknown because of the difficulty in gathering reliable data.
尽管卫生保健相关感染是卫生保健方面碰到的最常见不良事件，但是其全球负担的真实情况尚不为人知，这是由于在收集可靠数据方面存有难度。
True love, is cut off all the retreat, to stubbornly insist on an unknown result, and with no regrets.
真正的爱情，就是切断自己的所有退路，去固执地坚持一个未知的结果，并且无怨无悔。
Some love lasts a lifetime. True love lasts forever. Unknown author.
有些爱情可以持续一生，真爱只会持续到永恒。
I read, I am happy, the other words is true. Reading makes me to experience many unknown world, through reading, we have become a chivalrous sentiment happiness reader.
我阅读，我快乐，这句话说得一点也没错。读书让我体验到许多未知的世界，通过读书，让我们成为一个有风度有情操的快乐读书人。
Equipment is called an equation of condition in that it is true only for certain values of unknown quantities in it.
方程又称为条件等式，因为其中的未知量通常只允许取某些特定的值。
The true author of this novel still remains unknown.
这部小说的真实作者还是不为人知。
Welles spent the night elsewhere, and it is unknown if the warning was true.
那天晚上，威尔斯在别处过夜，谁也不知道那个警告是真是假。
Paraphrase: The true adventurer proceed, having no particular aim, no selfish calculation. He meet and welcome challenges of unknown fate.
真正的冒险家勇往直前，不计较，不安排，迎接未知的命运。
But she is not the sort of true unknown to public model woman.
但她不是那种真正的默默无闻型的女人。
The true author of the book remains unknown.
那本书的真实作者依旧不详。
Although arteriovenous fistulas are considered superior to grafts, it is unknown whether that is true in the subset of patients with a previous failed fistula.
虽然动静脉瘘是在移植血管前的优先选择，但是在瘘闭患者这一亚组中还不清楚动静脉瘘是否依然是正确的首选。
Presenting the true thoughts deeply in my heart in an unknown place, I guess, there will be no problems for me.
在一个没有人知道的地方写出最真实的想法，我想，写给陌生人看还是没有问题的。
Its true name is currently unknown, but it will be revealed in the future.
它确切的名称目前未知，但在将来会公布。
You don't necessarily know someone's true value is. That's an unknown part of them.
你很有可能不知道他人的真正价值，那是他人的不可测部分。
Its true etiology remains unknown, but there appears to be a strong genetic as well as an environmental contribution.
真正的病因尚不清楚，但很可能和遗传及环境因素有关。
At last gives the differential relationships between the unknown parameters and the true errors of the observations. These relationships can be used to evaluate the precision of the estimations.
最后给出了平差待估参数与观测值真误差之间的微分关系，由此即可导出平差待估参数的协方差阵。
But that cannot be true. As long as our realisation is incomplete a division necessarily remains between things known and unknown, pleasant and unpleasant.
但是事实并非如此，只要我们对世界的认识不完整，已知的和未知的，令人愉快的和令人不快的之间的分歧就依然存在。
But that cannot be true. As long as our realisation is incomplete a division necessarily remains between things known and unknown, pleasant and unpleasant.
但是事实并非如此，只要我们对世界的认识不完整，已知的和未知的，令人愉快的和令人不快的之间的分歧就依然存在。
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