向性的

MMP-2 may Play a critical role in the Pathological Process of tumor cells to degrade the basement membrane to in vade surrounding tissues and to form metastatic lesions in neck lymph nodes.

结论MMP2在鼻咽癌细胞突破基底膜向外扩散及转移中可能起着重要作用，对于判断鼻咽癌细胞的侵袭性及估计其预后中有一定意义。

As special cases,some existence results of solutions to implicit vector variational inequality are presented.

作为特殊情况，给出了隐式向量变分不等式解的存在性结论。

Bone marrow-derived cells are recruited to sites of ischemia, where they promote tissue vascularization.

骨髓源性细胞向缺血部位募集可促进组织中新生血管的形成。

The analysis result shows that this scheme not only has the properties of the common signcryption scheme,but also satisfies the public verifiability and forward security.

分析结果表明，该方案除了满足一般签密方案的安全性外，还满足公开验证性和前向安全性。

And a child was hardly likely to go to a virginal nun to report sexual activity.

而且孩子不大可能向身为处女的修女告发性活动。

According to degree of palpebral relaxation, such surgical methods as simply catgut embedding, inferior palpebral blepharosphincterectomy and inferior palpebral fissure horizontal decurtation were adopted alone or in combination.

回顾性分析了164例退行性下睑内翻的病例，根据眼睑松弛情况，单独或联合应用单纯缝线法、下睑轮匝肌缩短术以及下睑水平向全层缩短术进行手术。

Results CT displayed the lesions located in the bladder neck and triangle area in 7 cases, in the right anterior wall in 1 cases, involve the entire bladder wall in 2 cases. Eight cases showed the local thickening or nodular or flat dune-like shape thickening of the bladder wall, the size of the lesions were 1.0cm × 0.8cm ~ 4.3cm × 5.9cm, two cases showed the diffuse thickening of the bladder wall. Cystal low density were demonstrated in 2 lesions.The bladder exine were smooth in 9 cases.

结果 10例CG中CT表现为膀胱颈部和三角区7例，右前壁1例，累及整个膀胱壁2例。8例CT平扫表现为膀胱壁局限性增厚或呈结节状、扁丘状突向膀胱腔内的软组织密度影，大小1.0cm×0.8cm～4.3cm×5.9cm，2例膀胱壁弥漫性增厚，边缘光整。2例病灶内可见囊性低密度区。9例膀胱外壁光滑。

Given that POL was not developed specifically for API communities, it is important to provide FEEDBACK to the CDC concerning the usefulness, adaptations, and lessons learned in using this DEBI

若同伴核心人物艾滋病干预并非专为亚太裔人群社区开发，那么向疾病预防控制中心提供关于使用 DEBI 的有用性、适应情况与经验教训反馈意见就非常重要。

A style of DAP LCD of electrooptical characteristic is showed for the NNLC cell aligned by L-B film.

其电光特性表现出典型的场致畸变型电光特性，这也间接支持了负性向列相液晶具有场致择优倾斜取向。

The clinical features of PCAA included: forming giant aneurysm in about 80% cases; presenting SAH and induciag focal symptoms e. g. hemiparalysis, paralysis of oculomotor or hemianopsia; showing massive lesion around cerebral peduncule or internal temporal lobe on CT scan; being associated with a fetal PCA.

PCAA的临床特点是：(1)易形成巨大动脉瘤，约占80％；(2)临床表现以SAH最多见，且也常有局灶性症状，如偏瘫，动眼神经麻痹、同向偏盲等；(3)CT检查常可见大脑脚旁或颞叶内侧占位病变；(4)常伴有胎儿型PCA。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。