百度试题 题目Linking number (连环数):闭合DNA 双螺旋一条链绕过另一条链的次数。相关知识点: 试题来源: 解析反馈 收藏
number n.[C] 1.数;数字 2.号码;…号;第…号 3.电话号码 4.【英】车牌号码,登记号码 5.一首流行乐曲 6.[singular]数目;数量 7.[plural](尤指参加某一活 value linking 【经】 连系值 index linking 【经】 与指数联系的 linking up 接上 cross linking 【机】 交链 serial number n. 序...
The total number of times the two strands of a closed, circular DNA helix cross each other by means of either twist or writhe; this equals the number of times the two strands are interlinked. It reflects both the winding of the native DNA helix and the presence of any supercoiling. See...
"C" for clear, resetting a number to zero. "BS" for backspace, deleting the previous input. - Lock Feature: Replaces traditional memory functions with a more intuitive lock feature. Protect numbers you don't want to delete with a single button lock. ...
由于图1这样的一个图形被称为Hopf link, 这个Gauss linking number也是我们发现的第一个链环(link)不变量,这也是一个拓扑不变量,也就是说这个量和两条闭合路径的具体形状没关系,只要是这么两条闭合路径套在一起就可以。链环与我们的题目里的纽结有什么关系呢?现在简单说,链环里面的每一个分量都是一个纽结,它...
必应词典为您提供Linking-Number的释义,un. 连环数; 网络释义: 连接数;环绕数;键联个数;
Linking Numberdoi:10.1007/978-1-4020-6754-9_9457A linking number indicates the number of times one strand of DNA double helix crosses over the other strand in space. The linking number may reflect the degree of supercoiling in a closed DNA...Springer Netherlands...
美音[liŋkiŋ] ; 正在连接,连接 词形变化 名称linker 时态linked,linking,links 相似短语 linking course套口横列 index linking同物价指数相联系的 dynamic linking动态连接 linking up操纵杆加速操作 linking duality环绕对偶 linking number环绕数 linking edge【计】 连接边缘 ...
linking number 释义 见:number: linking number 随便看 respiration ratio respiration reflex respiration sensor respiration valve respirator respiratory respiratory alkalosis respiratory arrest respiratory atrium respiratory box respiratory carrier respiratory centre respiratory chamber respiratory chromogen respiratory dise...
Here's what you need to remember: it's much more effective to know a smaller number of linking words or phrases and know how to use them really well. 你需要记住的是:知道少量的连接词或短语,并知道如何很好地使用它们是非常有效的。 Many IELTS students take the opposite path. 许多雅思学生走的...