Obviously, if the various bars sustain forces they will undergo extension or contraction.
很明显，如果各杆受力，就会发生伸长或缩短。
Cleland likened its expansion and contraction to the inflation and deflation of a balloon.
克莱兰德将其放大和收缩比喻为气球的膨胀和缩小。
A formula for quickly calculating water depth at vena contraction in parabola form channel
抛物线形渠道收缩水深简捷计算公式
Its pathogenesis is cell proliferation and formation and contraction of cellular membrane.
其病变实质是细胞增殖和细胞性膜的形成及收缩。
Research on humidity field and dry contraction stresses of concrete slabs of rockfill dam.
堆石坝混凝土面板湿度场及干缩应力研究
Research of Waveshape of Later Gestation Artificial Labour Uterine Contraction and Security
晚孕引产宫缩波形与安全性的研究
the contraction of chromatin towards one side of the nucleus during the prophase of meiosis.
在减数分裂初期染色质向核子一侧紧缩。
The contraction completed, the effects on the autonomic nervous system may now come into play.
收缩结束，对植物神经系统产生的作用开始显现。
It can enhance peristalsis and contraction amplitude of vibration in the isolated ileum of rats.
有显著的增强离体大鼠回肠蠕动和增大收缩振幅的作用
No influence of increased frequency on fatigability of tetanic contraction in rat atrophic soleus
增加刺激频率不影响大鼠萎缩比目鱼肌强直收缩疲劳性
Derivation and Application on Expansion Coefficient and Contraction Coefficient of Expansion Soil
膨胀土的膨胀系数, 收缩系数求解及应用
Longitudinal contraction deformation The component contracts in the weld direction after weiding.
纵向收缩变形构件焊后在焊缝方向上发生的收缩。
The contraction of the buccinator limits not so much the height as the width of the buccal flange.
颊肌收缩对义齿颊侧基托翼缘高度的限制较宽度为弱。
Closing of the valve during ventricular contraction prevents the backflow of blood into the atrium.
截止阀在心室收缩, 防止血液回流到心房。
Effect of Temperature of Flushing Liquid on the Uninhibited Bladder Contraction After Prostatectomy.
冲洗液温度对前列腺术后膀胱无抑制性收缩的影响
The contact resistance between contacts is composed of contraction resistance and velamen resistance.
电器触点间得接触电阻包括收缩电阻和薄膜电阻。
Effect of Chronic Hypoxia on Relaxation and Contraction of Pulmonary Artery and Thoracic Arota in Rats
慢性缺氧对大鼠肺动脉和主动脉舒缩反应的影响
This contraction increases the volume of the thoracic cavity and lowers the pressure inside the lungs.
这个收缩活动增加了胸腔得容积, 降低了肺部得压力。
Effect of Compound Rhubarb Mixture on contraction of isolated small intestinal smooth muscle of rabbit
复方大黄合剂对家兔离体小肠平滑肌收缩的影响
Because they can cause abdominal cramps, and even give rise to abortions caused by uterine contraction.
因为它们可引起腹部绞痛，甚至引起子宫收缩造成流产。
The focusing muscle , which controls the shape of the lens, is thus in a constant state of contraction.
这种控制晶体形状的调焦肌肉, 长期处于收缩状态。
Effect of Reinforced Puhuang Shenghua Decoction in Inducing Contraction of Uterus and Arresting Bleeding
蒲黄增强生化汤精减方缩宫和止血作用的研究
The Roles of metabolites of phosphoinoside breakdown in the Contraction of Smooth muscle in Vas Deferens
肌醇磷脂降解物在大鼠输精管平滑肌收缩中的作用
Ultrasonic differentiation between pregnancy complicated with hysteromyoma and local uterine contraction
妊娠合并子宫肌瘤与子宫限局性收缩的超声鉴别
Study on the Acoustic Spectrum Characteristics of isotonic and isometric Contraction of Muscle under Load
在负荷状态下肌肉等长、等张收缩声谱特征的研究
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