The results show that overpressure bench mark is well suited for describing anomaly distribution, and momentum bench mark can provide better measure for shockwave damage. Along with increasing of the branch deflexion angle, the primary tunnel momentum increases and the branch tunnel momentum decreases, and plane shockwave recover distance also increase but will not exceed six times equivalent diameter.

研究結果表明：超壓準則適用于描述分布的不均性亚洲综合网友自拍14p，而沖量準則能更好地衡量分叉巷道中沖擊波的破壞作用欧美囗交口爆吞精在线视频；分叉角度的影響較大，隨著分叉偏轉角的增大国产精品精品三级，主巷道內沖量將增大而分巷道內沖量將減小欧美黄色网站免费在线观看，恢復"平面波"的距離也增大，但不超過6倍巷道等效直徑。

The branch crack problems in a finite-width strip were solved by using the complex potential of a branch crack of half-plane, in which the distributed dislocations were assumed along all the branches arid one boundary of the strip.

假設沿分叉裂紋各分支和板條邊界有某位錯分布国产粗大猛烈进出高潮视频大全，利用半平面內分叉裂紋問題的復勢函數(shù)精品乱伦视频免费播放，將板條分叉裂紋問題轉化為半平面內的多分叉裂紋問題處理。

For the first time, we have applied this method to study the problem of bifurcations of map, including codimension one, codimension two and flip bifurcations.

本文將該方法推廣至映射分叉問題的研究国产激情刺激精品狼区，包括余維一亚洲视频在线免费视频、余維二分叉和倍化分叉。

The emphasis was placed on the bifurcation problem of impact vibration systems, including codimension one and two bifurcations, flip bifurcations and Hopf bifurcations.

本文著重研究碰撞振動系統(tǒng)的分叉問題加日韩加勒比一本无码精品，包括余維一分叉www.男人天堂.com、余維二分叉、倍化分叉和Hopf分叉等亚洲经典综合激情。

First of all, the method of Fredholm alternative is used to obtain the approximate solution of the first order for the bifurcating periodic solutions of a nonlinear system with delayed velocity feedback. The bifurcation direction and the stability of the bifurcating periodic solution are also determined.

首先国产精品口爆一区二区，用Fredholm擇一方法分析了一具有時滯速度反饋的非線性振動系統(tǒng)的Hopf分叉，得到了局部分叉周期解的近似表達式欧美真人啪啪猛烈动态图，確定了分叉解的分叉方向及穩(wěn)定性毛片在线看不卡。

In favour of arc length algorithm, the curve of fix points of balanced rotor to rotor speed, harmonious and subharmonious unbalance reponse curves are given. The Hopf bifurcation of balance rotor is computed by use of extent equation method.

同時應用擴展方程方法計算了平衡轉子的Hopf分叉點，并用求得的Hopf分叉點參數(shù)進行數(shù)字仿真麻豆视频网址，證明極限環(huán)的存在欧美一级片在线免费观看，因此說明Hopf分叉點的計算是正確的。

As a result of analysis to many of the results of experiment, checked up on specimens, field investigation and combining with the theories of palaeobotany, comparative morphology, evolutional morphology of vascular plants and taxonomy, it can be concluded as following: the primitive sorts of Cycadaceae are the sorts that pinnate leafs are dichotomy; among these, the sort that pinnate leafs are tripinnate-dichotomy is most primitive, from this sort gradually evolve to bipinnate-dichotomy, to only for monopinnate-dichotomy, from this sort evolve to the sorts that pinnate leafs are simply pinna; among the sorts of simply pinna, the species that segments of megasporophyll possess much more triplicate to monodichotomy are most primitive.

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The result shows that there is no Hopf bifurcation for the structure in inviscid fluids.

假設各板在同一時刻有相同的變形，建立了流體作用下簡支板狀梁的立方非線性模型717影院理论午夜伦不卡,，并利用Hopf分叉代數(shù)判據分析了簡支板狀梁流固耦合結構的分叉天天色天天射天天干，結果表明該結構無Hopf分叉現(xiàn)象。

The carotid bifurcation on 8 sides had perforating arteries, and I l sides showed medial lenticulostriate artery of the middle cerebral arteries, with short course and overlapped with another perforating arteries upon entry into the anterior perforated substance.

豆紋動脈絕大部分從大腦中動脈M1段的分叉前段發(fā)出欧洲人she精视频在线观看，但是大腦中動脈M1段的分叉越早日本黄色视频免费网站精品，分叉后發(fā)出的穿通動脈越多粗大长av在线。22側半球存在大腦前動脈A1段的穿通動脈，進入前穿質時分支較多好粗好爽。

Results:(1) The two nerves were found anatomically related at 5～10 mm and 26～30 mm respectively following hypoglossal nerve entering the muscle.(2)The diameter of the two nerves were observed to match well with each other or with the main branches at 10 mm following the branching of hypoglossal nerve.(3) At 6～10 mm prior to the branching of hypoglossal nerve there was a branch going to the lingual muscles and plexiform of lingual nerve.

結果：(1)舌下神經與舌神經之間有二個恒定的聯(lián)系部位国产131在线视频免费观看，即舌下神經分支進入舌肌后最初5～10 mm處和26～30mm處；(2)舌下神經與舌神經最佳吻接部位黄色视频高清免费在线观看视频，我們認為應在舌下神經主干分叉后10 mm左右国产男女另类裸交一级黄片；神經直徑測量也發(fā)現(xiàn)神經直徑與舌神經主干和分支直徑較為匹配，且此區(qū)有利解剖成年人啪啪视频无码，便于神經吻合AA极黄片；(3)舌下神經分叉之前，在神經干上方距分叉約6～10 mm處有一較固定分支成年妇女观看在线视频免费播放下载，參與分布舌肌并與舌神經呈叢狀結構黄啪视频。