查询词典 macrame knot

Cubic non-uniform trigonometric polynomial curves with multiple shape parameters are presented in this paper. They are C^2-continuous for a non-multiple knot vector and C^3-continuous for a uniform knot vector respectively. The ellipses can also be represented by them.

对于非均匀节点向量给出了一类带多个形状参数的三次三角多项式曲线，这类曲线具有三次多项式B样条的许多重要性质：对非重节点为C^2-连续，对均匀节点则为C^3-连续，能直接表示椭圆。

The first special techniques was the method of tightening slip knot predisposed on atrial septal via veins. The suture with loop was placed on the atrial septum incision which will be closed during the decannulation. The loop was hitched up by the drawn-string via vein and tied with two or three slip knot after inserting left atrial cannulas.

第一种特殊技术是一种经静脉应用心导管将右房内预置的滑结拉紧的方法，其要点是术中在要闭合的房间隔切口处做缝合并留好线套，穿上牵引线经左锁骨下静脉引出，插左房管后打2或3个滑结，拔管后应用这种特殊技术将滑结拉紧，并拆除牵引线。

Among all soils, the content of hu mus in tight knot morphic was the highest and that of steady knot morphic was th e lowest.

松结态胡敏酸和富里酸含量均高于相应土壤中稳结态的含量。

First, a study of influence of a knot on the structure of a polymethylene strand and how the knot itself performs during the tensile process is presented. The work is based on the steered molecular dynamics method.

首先采用拉伸分子动力学的方法研究聚亚甲基链中的缠结对分子链的结构、性质及拉伸行为的影响。

Method］Based on perineal striae,root-knot nematodes of greenhouse's vegetable in Luoyang were identified and toxicities of four kinds of fungicides to the root-knot nematodes were tested.

方法］采用传统的制作会阴花纹的方法，对洛阳温室蔬菜根结线虫的种类进行鉴定，并选择4种药剂对根结线虫的二龄幼虫进行室内毒力测定。

It is found that, during the process of translocation, the size of knots is fluctuated until the knot is unknotted, and the knot size dependence of the translocation time is directly observed.

模拟发现：在拉动打结高分子链的过程中，结的大小呈涨落变化直至最后散结。

Any ropes can be unroped. knot isn't forever knot.

没有解不开的结，没有永恒的结。

We have taken up 4 knot right away in the morning one day only when 5 knot levies.

我们一天只有5节课，早上就占了4节。

The host plants will be damaged when infected by root-knot nematodes. The response of the host plants parasitized can also produce evident impact to the root-knot nematode, resulting in adaptation of the nematodes specific to different host plants.

此种寄生行为会对植物造成一定的伤害，而寄主植物的反应也会对根结线虫产生显著的影响，从而引发线虫的种种高度专化性适应。

Finishing a knot means inlaying pearls or other precious stones, starching the knot into certain patterns, or adding any other final touches.

整理疙瘩手段镶嵌珍珠或其他宝石，上浆结婚到某些模式，或增加任何其他最后润色。

Objective To study the effect of chitosan in the prevention of fibrous scar formation in the epidural space after laminectomy.

目的 观察选择性脊神经后根切除术椎板切除后硬膜外几种防瘢痕粘连物质的作用并探讨其机制。

On his way to the lift, he looked back to us or was it me his eyes pointing?

当他要进电梯时，他回头看我们（或者说是我，他的眼光？