The primitive characteristics include long tail with more than 20 caudal vertebrae, which are surrounded by thin rod-like extensions of the zygapophyses and chevrons, and the fifth toe bearing two long digits, whereas the derived characteristics include an elongated skull with antorbital and nasal openings fused into a large nasoantorbital fenestra, long cervical vertebrae with reduced or absent cervical ribs. The length ratio of the wing metacarpal to the humerus is between the basal pterosaurs and pterodactyloids.

它既具有原始類群的特征：比如尾長www.xxxxx欧美，多于20節(jié)尾椎椎體，且尾椎椎體由極度加長的、纖細(xì)的前后關(guān)節(jié)突及脈弧所包裹，構(gòu)成一僵硬的尾部黄色视频免费水大，第五腳趾具有兩個(gè)長的趾節(jié)；又具有進(jìn)步類群的特征：比如頭骨加長嗯啊视频在线播放网页，鼻孔和眶前孔愈合為一大的鼻眶前孔亚洲一区性爱视频，頸椎椎體長，沒有或者頸肋退化免费网站日本A∨；翼掌骨與肱骨的比率介于原始類群和進(jìn)步類群之間亚洲综合无码。

If bearing stratum are coarse soils, such as sand especially gravel and weathered rock etc, the failure pattern is compress mechanism, not as the sheafing mechanism of a the common cast-in-situ bored pile. In the meantime, the strength of pile material may govern the beating capacity of cast-in-situ bored piles with grouted toe.

文中對不同樁底持力層樁底灌漿樁的破壞模式進(jìn)行了討論，認(rèn)為當(dāng)樁底持力層為細(xì)砂層日韩写真福利资源网站、中砂層尤其是礫卵石、強(qiáng)風(fēng)化巖時(shí)欧美日逼大全，其破壞模式為樁底土的壓縮破壞你懂的免费在线视频，同時(shí)樁身材料強(qiáng)度也可能成為樁的豎向承載力的控制因素。

By analyzing the foot indexes variances of athletes at different loads, some useful conclusions have been discovered.Firstly,different weight-bearing has influence on the foot shapes of youth track man. Secondly,there is marked difference on the foot shapes between youth track man and common undergraduates.Then,Sensitive and non-sensitive indexes were discovered.Length,width of foot,height of internal malleolus,height of external malleolus,height of medial longitudinal arch,etc.varied significantly with the increasing work load.For length of instep,width of heel,toe angles,no differences were identified between sets.

通過對不同載荷承重下的青年田徑運(yùn)動員的足部外形指標(biāo)的差異分析亚洲欧美曝精品手机观看，得到以下結(jié)論：不同載荷壓力對足部外形變化有一定影響：我國青年田徑運(yùn)動員在不同載荷下的足部外形指標(biāo)與普通青年大學(xué)生存在較大差異91AⅤ美国黄片；我國青年田徑運(yùn)動員的足長、足寬天天天天天干、內(nèi)踝高@免费毛片网\、外踝高、內(nèi)側(cè)縱弓高等指標(biāo)容易因載荷的不同而產(chǎn)生明顯變化看亚洲操逼视频；我國青年田徑運(yùn)動員的足面長大陆理论性爱免费视频、足跟寬、跖趾斜寬角麻豆av网导航、自然前翹角等指標(biāo)不易受到视频一区二区三区黄色三级。。91最新在线观看网址入口。

toe bearing：立式止推軸承

tip bearing樞軸承,樞支座 | toe bearing立式止推軸承 | top bearing上蓋(頂蓋)軸承

toe bearing：趾支承

toe 基趾 ,趾 | toe bearing 趾支承 | toe circle 趾圓 ,斜釘

toe bearing：底承

"趾,斜釘,前端,前趾(斜齒輪)","toe" | "底承","toe bearing" | "趾板","toe board"