Cloven-hoofed deer is the purpose of Section 1, a total of 16 are about 52 species, most common types of features: slender limbs, short tail, the male body, larger than females.
鹿是偶蹄目的1科，共16属约52种，大多数种类普遍具有的特点是：四肢细长、尾巴较短，雄性体性，大于雌性。
Taking into account the rotating effect of the drillstring, this paper presents a bifurcating differential equation for the rotating slender drillstring being in tension in vertical well section.
考虑到垂直井中钻柱受拉段在旋转时的转动效应，建立了顶部悬挂、受分布浮重作用的旋转细长钻柱的分岔微分方程。
The tapered I-section Beam-Columns with Slender Web is widely used in portal frame structure for its rational force form.
楔形宽腹工字形截面构件以其合理的受力形式，在门式刚架中被广泛应用。
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