查询词典 twisted-pair

Two types of twisted-pair cable are shielded twisted-pair and unshielded twisted pair.

双绞线缆线的二类型是遮蔽双绞线和无遮蔽双绞线。

Starting from the feet and working up, I'm wearing: a pair of cotton socks, with a pair of thermal socks over them; a pair of ankle-high Gore-Tex boots; a set of thermal long-johns; a pair of jeans; a thermal undershirt (a present from a worried family member); a long-sleeved T-shirt; a tight-fitting cashmere jumper; a fleece; a padded winter coat with hood; a thin pair of woollen gloves (so that when I take the outer pair off to take photographs I won't expose naked flesh); a pair of gloves made of wool and Thinsulate; a wool scarf; and a woolly football hat.

我从脚上到头顶穿的是：一双棉袜、外套一双保暖袜；一双到脚踝的 Gore-Tex 牌靴子；一套保暖长内裤；一条牛仔裤；一件保暖内衣（这是一位不放心的家人送的礼物）；一件长袖 T 恤；一件紧身高领羊绒衫；一件羊皮茄克；一件带垫衬和帽子的冬大衣；一双薄羊毛手套（这样我把外层手套脱下拍照的时候，手不会暴露在外）；一双用羊毛和保温材料做的手套；一条羊毛围巾；一顶羊毛足球帽。

We study the recursive structure of the twisted-cube connected network sufficiently, and prove that the twisted-cube connected network is an n regular graph with connectivity n: point out that the twisted-cube connected network is a cube-free network, which is an essential distinction with the hypercube and other variations of the hypercube; prove that the diameter of n dimensional twisted-cube connected network is [ (n+1)/2] , which is almost the half of hypercube's.

首先对其结构的递归性进行充分地研究，证明它是连通度为n的n正则图；指出扭立方体连接网络无立方体子图，这是扭立方体连接网络与超立方体及其其它变种的本质差别；证明了n维扭立方体连接网络的直径为[（n+1）/2]，它几乎是超立方体直径的一半；最后，给出超立方体及其变种的等价定义，并对它们的结构递归性、网络参数和拓扑性质等作了简单的分析、综合和比较。

I sat in the cafe by the cracker factory You were practicing a magic trick And my thoughts got rude, As you talked and chewed On the last of your pick and mix Said your mistaken if your thinking that I haven't been caught cold before As you bit into your strawberry lace And then a flip in your attention in the form of a gobstopper Is all you have left and it was going to waste Your past-times, consisted of the strange And twisted and deranged And I love that little game you had called Crying lightning And how you like to aggravate The ice-cream man on rainy afternoons The next time that I caught my own reflection It was on it's way to meet you Thinking of excuses to postpone You never look like yourself from the side But your profile did not hide The fact you knew I was approaching your throne With folded arms you occupy the bench like toothache Saw them, puff your chest out like you never lost a war And though I try so not to suffer the indignity of a reaction There was no cracks to grasp or gaps to claw And your past-times, consisted of the strange And twisted and deranged And I hate that little game you had called Crying lightning And how you like to aggravate The icky man on rainy afternoons Uninviting But not half as impossible as everyone assumes You are crying lightning Your past-times, consisted of the strange And twisted and deranged And I hate that little game you had called Crying lightning Crying lightning Crying lightning Crying lightning Your past-times, consisted of the strange And twisted and deranged And I hate that little game you had called Crying

我坐在咖啡厅的饼干工厂你练习了魔法把戏和我的想法有粗鲁，当你说话和咀嚼最后你挑选和混合如果你说你的错误思想我一直没感冒了当你咬到你的草莓的花边然后在你的注意力在翻了个大糖球好形式你已经离开，就会浪费你的past-times，组成了奇怪的和扭曲和混乱我爱那小游戏，你打过电话哭闪电您想如何加重男人在雨季的冰淇淋下一次，我抓住了我自己的倒影这是在它的方式来满足你思考的借口拖延你从不看起来像你自己从侧面但你并不隐瞒事实上，你知道我很接近你的宝座上你用双臂占据板凳像牙痛看见他们，像你一样。至终，你的胸扁从来没有输过一场战争虽然我试着不那么受了侮辱没有很好地掌握或空白，爪和你的past-times，组成了奇怪的和扭曲和混乱我讨厌这样的小游戏，你打过电话哭闪电您想如何加重在雨天的下午粪便人并狡滑但是不是每个人都承担一半是不可能的你在哭你的past-times，组成了奇怪的和扭曲和混乱我讨厌这样的小游戏，你打过电话哭闪电哭闪电哭闪电哭闪电你的past-times，组成了奇怪的和扭曲和混乱我讨厌这样的小游戏，你打过电话哭没赏分，你又这么长肯定难找到人答题啊下次记的要+分快给我分吧

The entire theory systems of the punctured binary sequence pair and the punctured binary array pair are built, which include the perfect punctured binary sequence pair theory, the perfect punctured binary array pair theory, the quasi-perfect and double quasi-perfect binary array pair theory, and the punctured binary complementary sequence pair theory.

定义了屏蔽二进序列偶、最佳屏蔽二进序列偶和奇周期最佳屏蔽二进序列偶，研究了它们的变换性质和存在的组合允许条件，并用这些性质和条件，搜索出若干最佳屏蔽二进序列偶和奇周期最佳屏蔽二进序列偶。

In this paper, through a series of experiments, two series of quaternary-ammounium Gemini surfactants were synthesized, namely the pair alkylene double quaternary ammonium salt surfactant m-s-m·2Br and the pair the alkylene double quaternary ammonium salt surfactant -s-·2Br. We has carried on the attribute with the infrared spectrum to its structure, and to affected the factor which the synthesis pair the alkylene double quaternary ammonium salt surfactant responded to carry on the discussion. We has discovered the synthesis pair the ethylene double quaternary ammonium salt surfactant m-2-m·2Br optimum condition: The bromo alkane and a tetramethyl ethylene diamine mole of ratio is 3.0: 1.0, makes the solvent by the ethyl alcohol, 80℃ under responds for 48 hours in the backflow temperature; Synthesis pair alkylene double quaternary ammonium salt surfactant 12-S-12 ·2Br optimum condition: 12 tertiary amine and 1, 3- propylene dibromide (1, 4- two bromines butane) a mole of ratio is 2.2: 1.0, makes the solvent by the ethyl alcohol, responds for 48 hours in the constant temperature 80 ℃ under backflow.

本文通过一系列的实验，合成了两个系列的Gemini型表面活性剂，即双烷撑双季铵盐表面活性剂m-s-m·2Br和双烷撑双季铵盐表面活性剂-s-·2Br，用红外光谱对其结构进行了表征，并且对影响合成双烷撑双季铵盐表面活性剂反应的因素进行了讨论，找出了合成双乙撑双季铵盐表面活性剂m-2-m·2Br的最佳条件：溴代烷与四甲基乙二胺的摩尔比为3.0：1.0，以乙醇作溶剂，在回流温度80℃下反应48小时；合成双烷撑双季铵盐表面活性剂12-s-12·2Br的最佳条件：十二叔胺与1，3-二溴丙烷(1，4-二溴丁烷)摩尔比为2.2：1.0，以乙醇作溶剂，在恒温80℃下回流反应48小时。

The results showed that the reproductive system of female adult was constituted by a pair of ovaries, a pair of lateral oviducts, median oviduct, bursa copulatrix, spermatheca, genital chamber and ovipositor. The reproductive system of male adult was constituted by a pair of testes, a pair of vas deferens, a pair of male accessory glands, ejaculatory duct and penis.

结果表明：雌成虫的生殖系统由1对卵巢、1对输侧输卵管、中输卵管、交配囊、受精囊、生殖腔和产卵器组成；雄成虫生殖系统由睾丸、1对输精管、1对附腺、射精管和阳茎组成。

The examples show that not only two binary complementary sequence pair sets can be used to construct a new binary complementary sequence pair set,but also it can be extended to the design of new binary complementary sequence pair set through several individual ones. This method can extend the existence space of binary complementary sequence pair set.

通过实例表明利用该方法不仅可由两个二元互补序列偶集构造生成新的二元互补序列偶集，并可推广到由多个二元互补序列偶集构造新的二元互补序列偶集的设计中，从而扩展了二元互补序列偶集的存在空间。

A device and method for preparing compound nano fiber endless tow, which contains feeding material liquid to pair of electric spinning nozzle on frame, each nozzle respectively applied with high dc voltage with opposite polarity, each pair of nozzle jetting out nano fiber with opposite electric charge, said nano fiber attracting and colliding each other to form compound nano fiber, then forming nano fiber endless tow after drawing and stretching, the first opposite set pair of electric spinning nozzle jetted compound nano fiber endless tow is stretched down and used as acceptor which covered by the nano fiber jetted by second pair of nozzle an d forming two layers of compound nano fiber endless tow after drawing and stretching, in turn to get multilayer compound nano fiber endless tow after drawing and stretching by godet roller.

复合纳米纤维长丝束制备装置及其制备方法是一种简单、高效电纺制备纳米纤维长丝束的方法，其步骤为将料液输送给支架(3)上的电纺喷头对(1)；喷口相向的电纺喷头对(1)的每个喷头分别施加相反极性的直流高电压；每对相向喷口喷出分别带相反电荷的纳米纤维，并在空中相互吸引、碰撞形成复合纳米纤维，经牵引、拉伸后形成复合纳米纤维长丝束；第一对相向放置的电纺喷头纺丝形成的复合纳米纤维长丝束向下拉伸，并作为接受体与第二对电纺喷头喷出的分别带相反电荷并相互吸引的纳米纤维在空中相遇，被第二对电纺喷头喷出的纳米纤维包裹，经牵引、拉伸后形成两层复合纳米纤维长丝束；依次类推，最后经导丝辊对(2)牵引、拉伸后得到多层复合纳米纤维长丝束。

By this iterative method ,the solvability of the matrix equation can be judged automatically.When the matrix equation is consistent ,then,for any initial centrosymmetric matrix pair ,a centrosymmetric solution pair can be obtained within finite iteration steps in the absence of roundoff errors, and the least norm centrosymmetric solution pair can be obtained by choosing a special kind of initial centrosymmetric matrix pair.

当矩阵方程相容时，对任意初始的中心对称矩阵对在没有舍入误差的情况下，经过有限步迭代，得到它的一个中心对称解，并且，通过选择一种特殊的中心对称矩阵对，得到它的最小范数中心对称解。

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？