杆状

With the change of cross section ratio of stepped transformer, the parabola regulation of resonance frequency is found.

发现随着阶梯形变幅杆粗细端截面比的改变，谐振频率具有抛物线状变化规律，呈现先下降后上升的趋势。

In drill ing exploration and well drill ing Industry, the drill ing pipe and drill collar are key apparatus.

例句1。钻杆和钻铤等管状螺纹连接件，是钻探和石油钻井工业中的关键设备。

In addition to these features, modern human femora have short necks and mediolaterally narrow shafts.

除了这些特点外，现代人类股骨杆部稍短、轴状股较细。

Representative of wild grass are: field pea, Astragalus upright, dahurica astragalus, wild clover, smooth bromegrass, Cleistogenes, wheatgrass, Elymus, Elymus, the crown goose grass, Kentucky bluegrass, Lespedeza, mountain green, grass Aries, Aoki Astragalus habitat, the ancient wild grass, Spodiopogon Mans, Imperata, iron Warashina, Deyeuxia dogs spend wow, Oxytropis, and so on.

有代表性的野生牧草主要有：野豌豆、直立黄芪、达乌里黄芪、野苜蓿、无芒雀麦、隐子草、冰草、披碱草、老芒麦、鹅冠草、早熟禾、胡枝子、山葱、白羊草、青木栖状黄芪、野古草、大油芒、白茅、铁杆藁、野青茅、狗哇花、棘豆等。

In this paper, the pressure angle and minimal radius of curvature of cam mechanism with swinging roller follower are discussed in details.

本文对摆动从动杆盘状凸轮机构的最大压力角和最小曲率半径问题进行了详细的讨论。

A wooden armchair with a saddle seat and a low back that has vertical ''.

有鞍状座位和直杆矮靠背的木制的扶手椅。

A wooden armchair with a saddle seat and a low back that has vertical spindles.

有鞍状座位和直杆矮靠背的木制的扶手椅。

The influence zone of the tonometer's rod must be the part of sclera corresponding to corona ciliaris .

眼压仪杆的影响区带必须是与睫状冠相对的巩膜部分。

For the BM-rice,the sclerenchyma of leaves was shrunken,vascular bundle of leaves was reduced,the strumae of outer epidermis of stem was sparse and the link of phloem of root was loosed and dispersed.

2通过扫描电镜观察，脆性突变水稻的组织结构发生了较大变化：叶片薄壁组织扩张，厚壁组织收缩，维管束数目减少；茎杆外表皮硅质瘤状结构分布稀疏；根中柱韧皮部组织排列稀疏，连接松散。

A casting (38) secured in the casing mounts the further lock means (39, 40), provides part-bearings (38b; 138b) for pivot rods (41, 43) of the handle (36) and a bolt locking element (44), provides a guide slot (138d) for a spring-like connector (49) linking the handle to the bolt locking element, and provides a pair of arms (66) between which slides a bolt release member (69) and against which bears one end of a biasing spring around part of the bolt release member.

为该手把(36)和一栓件锁定件(44)的枢转杆(41、43)提供部分轴承(38b、138b)，为将该手把连接到该栓件锁定件上的一个弹簧状的连接件(49)提供一个导向槽(138d)，和提供一对臂(66)，一个栓件释放件(69)在其间滑动，且一个偏压弹簧的一端围绕该栓件释放件的一部分抵靠该臂。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。