连接角

With the increase of angle of attack, the types and connection models of singular point will be changed.

随着降落伞迎角增大，奇点类型和奇点间的连接方式将发生改变，降落伞物面附近的涡环里将出现极限环，截面流场中将出现新的鞍点和结点。

In this paper a kind of analytical calculation method is given of the seeking some angle joint line between two skew lines thereby a kind of exact and easy mathematical formula is supplied for the pipeline joint and link in the underground alley line in this kind of engineering.

给出一种求与异面两直线成定角的连线的解析算法，从而为此类工程中的管道连接。

At this time, loosen the connection screw of standard section with spanner, hang the shaft of hand crane on the upper angle bar, sway the shaft of hand crane upward, separate this standard section from the next section, and lay it in the suspension coop, dismantle the other standard section for the same method, and turn the shaft to another direction, draw the lifting wire rope tightly, the operation staff leave the suspension coop, open the lock stopping instrument, fall the suspension coop to next position and lock the brake instrument, the operation staff return to the top of suspension coop, continually dismantle note: forbid the staff leave on the top of suspension coop or in the coop when the suspension coop is running

8.1折除时，首先将吊笼用停层装置停靠在待拆除的标准节的下两节上，操作人员上到吊笼顶，卷扬机松绳，用小吊杆将顶梁略向上提起，拔出顶梁横销，使顶梁值得徐徐降下，降到拆除节下一节中间框架角处，并重新穿上横销，这时用板手将标准节连接螺栓松开，将手摇起重机小吊杆钩挂在待拆节上框架用钢土，到吊笼内，用同样的方法拆下另一节标准节，然后将吊杆转向不影响升降机运行的方向，收紧起升钢丝绳，操作人员离开吊笼，打开锁止机构，使吊笼下降到下一个拆除位置，并将锁止机构锁死，人员重返笼顶，进行下一拆除循环注意：在吊笼运行时绝不允许有人员留在吊笼顶部或吊笼内

When dismantle the machine, firstly, stop the suspension coop on the lower 2 sections of the standard sections, the operation staff go on the suspension coop top, the hoisting machine loosen rope, lift the pillar with small shaft, pull out the horizontal pin of pillar, let the pillar fall slowly to thedismantled section's middle angle bar, insert the horizontal pin again. At this time, loosen the connection screw of standard section with spanner, hang the shaft of hand crane on the upper angle bar, sway the shaft of hand crane upward, separate this standard section from the next section, and lay itin the suspension coop, dismantle the other standard section for the same method, and turn the shaft to another direction, draw the lifting wire rope tightly, the operation staff leave the suspension coop, open the lock stopping instrument, fall the suspension coop to next position and lock the brakeinstrument, the operation staff return to the top of suspension coop, continually dismantle note: forbid the staff leave on the top of suspension coop or in the coop when the suspension coop is running

8.1折除时，首先将吊笼用停层装置停靠在待拆除的标准节的下两节上，操作人员上到吊笼顶，卷扬机松绳，用小吊杆将顶梁略向上提起，拔出顶梁横销，使顶梁值得徐徐降下，降到拆除节下一节中间框架角处，并重新穿上横销，这时用板手将标准节连接螺栓松开，将手摇起重机小吊杆钩挂在待拆节上框架用钢土，到吊笼内，用同样的方法拆下另一节标准节，然后将吊杆转向不影响升降机运行的方向，收紧起升钢丝绳，操作人员离开吊笼，打开锁止机构，使吊笼下降到下一个拆除位置，并将锁止机构锁死，人员重返笼顶，进行下一拆除循环（注意：在吊笼运行时绝不允许有人员留在吊笼顶部或吊笼内

Reference to the southwest Pacific island southeast corner of Tasmania to the Antarctic continent and the Indian Ocean to the warp boundaries, southeast to the southern tip of South America through the Cape Horn and the Atlantic meridional boundaries, North via the Bering Strait and the Arctic Ocean Link, N Panama Canal and Magellan Strait, Drake communication across the Atlantic. W Strait of Malacca and Sunda Strait links the Indian Ocean, the total approximate contour round.

范围 太平洋西南以塔斯马尼亚岛东南角至南极大陆的经线与印度洋分界，东南以通过南美洲最南端的合恩角的经线与大西洋分界，北经白令海峡与北冰洋连接，东经巴拿马运河和麦哲伦海峡、德雷克海峡沟通大西洋，西经马六甲海峡和巽他海峡通印度洋，总轮廊近似圆形。

After 12 weeks, the X ray density, the torsional moment and angle in failure load test and the score of callus in histological grading were all improved in the experimental side, compared with the control side. There was not statistically significant difference in both mature degree of bone union and growth degree of bone marrow.

动物在术后12周，实验侧X线片光密度测量结果，破坏载荷时扭矩和扭角测量结果均优于对照侧；组织学评分中，实验侧骨痂量评分优于对照侧，骨连接成熟程度和骨髓发育程度两者没有明显差异。

Results After 12 weeks, the X ray density, the torsional moment and angle in failure load test and the score of callus in histological grading were all unproved in the experimental side, compared with the control side. There was not statistically significant difference in both mature degree of bone union and growth degree of bone marrow.

动物在术后12周，实验侧X线片光密度测量结果，破坏载荷时扭矩和扭角测量结果均优于对照侧；组织学评分中，实验侧骨痂量评分优于对照侧，骨连接成熟程度和骨髓发育程度两者没有明显差异。

Methods Using between-groups linkage cluster method and squared Eucliden distance measure method,the physical characteristics of 18 nationalities in China were cluster analyses in SPSS 10.0 software package with 10 measure data,that is,maximum head length,minimum frontal breadth,bizygomatic breadth,bigonial breadth,extra-...

选择 1987～ 1997年发表的 18个少数民族的 10项体质测量数据(头长、额宽、面宽、下颌角宽、两眼外宽、鼻宽、鼻高、口裂宽、身高、指距)，在SPSS10 0统计软件包中，采用欧氏距离平方系数和组间连接法进行聚类分析。

The histochemistry staining of cytokeratin, vimentin, alkaline phosphatase were positive and that of α-actin,Ⅷ Ag, fibronectin and desmine were negative.

细胞角蛋白、波形蛋白和碱性磷酸酶染色阳性，α-肌动蛋白、Ⅷ因子相关抗原、纤维连接蛋白和结蛋白染色阴性。

Observing the extragalactic radio sources in both radio and optical wavebands is the important method to construct the relationship between radio and optical reference system. Since the precision of radio positions of radio sources is better than lmas, determination of optical positions of radio sources is the key step.

实现射电与光学参考系连接的一个重要手段是在两个波段观测河外射电源，由于射电源的射电定位精度已达亚毫角秒，因此河外射电源的精确光学定位是关键。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。