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It also allows their shell and bones to grow properly without the outer scutes curling upward, which is commonly seen in juveniles raised in improper environments.

它同样可以保证龟龟的壳甲和骨骼正常生长,避免出现不当饲养条件下亚成体多会出现的卷甲现象。

Blade according to claim 7, characterised in that the two bundles of rovings of the spar are pressed together in their portions (11a, 11b) traversing the blade footing (3), between the looped root portion (8) and the portions of the halves that are engaged and held apart from one another in the shell (4), so as each to form one of the bundles (10a, 10b) of the spar.

刀片根据索赔7 ,特色是在这两个捆无捻粗纱的SPAR公司是同时按下在其部分(第11 A , 11 B款)穿越叶片的基础上( 3 )之间,环根部分( 8 )和部分的边认为所从事的举行,除了从一个另一个在蚬壳( 4 ),使每形成1对束( 10 A条, 10 B条)的SPAR公司。

In this paper, the calculating formulas and numerical tables are given for deflection and stress resultants of shallow spherical shell under four cases of concentrated loads .

本文给出了扁球壳在四种集中荷载作用下的位移和内力的计算公式及相应的数表,可以直接查用。

The symmetrical type ordinary differential have bevel gear is a bad fast main transfer machinery by the compositions such as planet gear, the gear of axle shaft, axes of planet gear and differential shell , transmits used for the power to guarantee that host wheel motivity transfer each in various drive conditions , avoids that the skid between tyre and ground.

对称式锥齿轮普通差速器由行星齿轮、半轴齿轮、行星齿轮轴和速器壳等组成,是一个差速传动机构,用来保证各驱动轮在各种运动条件下的动力传递,避免轮胎与地面间的打滑。

The symmetrical type ordinary differential have bevel gear is a bad fast main transfer machinery by the compositions such as planet gear, the gear of axle shaft, axes of planet gear and differential shell , transmits used for the power to guarantee that host wheel motivity transfer each in various drive conditions , avoids that the skid between tyre and ground.

对称式锥齿轮普通差速器由行星齿轮、半轴齿轮、行星齿轮轴和速器壳等组成,是一个差速传动机构,用来保证各驱动轮在各种运动条件下的动力传递,避免轮胎与地面间的打滑。毕业设计网 www.papersay.com

The granite plutons related to metallogenesis of iron mostly formed from 410Ma to 400Ma, resulted from the melt and differentiation of oceanic crust in a arc-continent setting because of subduction of plate.

与铁矿成矿有关的花岗岩多在410~400Ma形成,也是陆缘弧环境中板块俯冲作用下洋壳熔融、分异的产物。

Mechanical behavior of hy rib pyramid lattice shell is analyzed c...

文中还分析了常用支承条件下正方形平面的折板形锥面网壳的受力特性。

In the role of centrifugal force, the liquid was thrown from the outer edge of impeller centre and access to energy, high-speed impeller to leave the outer edge of worm-shaped pump into the shell.

在离心力的作用下,液体从叶轮中心被抛向外缘并获得能量,以高速离开叶轮外缘进入蜗形泵壳。

A shear groove in the external casing or other appropriate means so arranged that should the valve casing be removed by a severe impact the sealing capability of the valve closure shall not be affected.

e阀外壳应有削弱部分,当在强烈撞击下阀壳被折断时,内部截至阀应保持有效关闭。同时,阀门的操作机构不能直接连接阀板。

Chitosan-L-lactic acid composite asymmetric membrane for the regeneration of peripheral nerve was obtained by grafting L-lactic acid onto the amino groups in chitosan without any chemical initiator combined vacuum freezer drier.

对不使用任何化学引发剂在真空下使壳聚糖与L-乳酸接枝共聚进行研究,结合真空冷冻干燥工艺制备一种用于周围神经再生的复合不对称膜材料。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。