Biologists have long suspected that mechanical forces may help shape development.
一直以来生物学家都在怀疑，机械效力可以帮助生物形态的发育。
Preferably, the electric-powered device is useful in skin treatment and delivers mechanical forces on the skin.
较佳地，该电动装置可用于皮肤治疗并可向皮肤传送机械力。
RT-PCR analysis showed that mechanical forces enhanced expression of BMP-4 and BMP-6. BMP-7 was weakly expressed.
PCR分析显示机械牵张力能提高BMP -4和BMP -6的表达，而BMP -7仅在牵引期后期和固塑期早期微弱表达。
In that short time, all of the mechanical forces that produce forward propulsion must be transferred through the leg.
在如此短暂的时间内，所有产生向前推力的机械力必须通过腿来传递。
Also, neurons and support cells called glia may react to the mechanical forces of blood vessels expanding and contracting.
所以，神经元以及支持细胞会对血管的收缩和舒张产生相应的反应。
These foam glass tiles will absorb more energy from an explosion, withstand higher heat and wind loading and other mechanical forces.
这些泡沫体玻璃瓷砖将吸收更多来自爆炸的能量，耐受更高的热和风负载和其它机械力。
For laying indoor, in tunnel, cable French, well or direct in ground, able to bear external mechanical forces and certain pulling force.
室内、隧道、电缆沟内或直脉地下，能够承受一定的机械外力和一定的拉力。
It may well be possible to use the same mechanical forces that produce compressed air to generate electricity to top up the glider's batteries.
很有可能使用制造挤压空气这样相同的机械能来产生电能去为滑翔器电池充电。
For laying indoors, in tunnel or cable trench, unable to bear external mechanical forces, Singlecore cable in magnetic duct is not permissible.
室内、隧道、电缆沟等场所，不能承受机械外力，单芯电缆不允许敷设在磁性管道中。
For laying indoors, in tunnels or cable trench, unable to bear external mechanical forces. Singlecore cable in magnetic duct is not permissible.
室内、隧道及电缆沟等场所，不能承受机械外力。单芯电缆不允许敷设在磁性管道中。
For laying in doors, in tunnels, in cable trench or direct in ground, able to bear external mechanical forces, but unable to bear large pulling force.
室内、隧道、电缆沟内或埋地等能承受机械外力的场所，但不能承受大的拉力。
But unlike the laser treatments, which exploit biochemical pathways to create pores in the fat cell, they generate mechanical forces that rupture these cells.
不过，与激光疗法(利用生化途径在脂肪细胞中形成小孔)不同，它们能产生机械力量分解这些细胞。
For laying indoors, in tunnels and cable ditch, unable to bear external mechanical forces, has the strong property of anti electro-magnetic interference and lightning strike.
敷设在室内、隧道及电缆沟内，电缆不能承受机械外力，电缆具有较强的抗电磁干扰和抗雷击性能。
The test results with the needle-plane electrode system under ac voltage at 77 K indicate that the fatigue break in UHMW-PE under mechanical forces during the electrical treeing is a critical factor.
结果表明，机械应力下疲劳强度的劣化是低温电树枝化的重要因素。超高分子量聚乙烯具有低温性能好。
Study Design. An experimental study to investigate the in vitro gene expression of neurotrophic factors and receptors in cultured rat spinal cord cells subjected to cyclic mechanical stretch forces.
研究设计。探讨在体外培养受到循环的机械牵张力作用的大鼠脊髓细胞神经营养因子和受体基因表达的实验研究。
Muscular and mechanical behavior of the lumbar spine in response to dynamic posteroanterior forces.
肌肉和腰椎脊柱力学行为的动态响应后前力量。
When an adhesive is bonded on an item or surface numerous physical, mechanical and chemical forces come into play, which any have an effect on each other.
当粘合剂粘接到一个物体上或者表面上时，就会出现许多物理的、机械的和化学的力，它们彼此之间会相互影响。
This pressure then forces the piston back down producing mechanical work.
这种压力迫使活塞则回落生产机械工作。
They are also well-suited for applications experiencing vibration, mechanical stress and strong erosive forces.
还非常适合在受振动、机械应力和强烈腐蚀的环境中应用。
For any machine whose input and output forces are known, its mechanical advantage can be calculated.
对于任何机器来说，如果知其输入力和输出力，就能求出其机械效益。
In terms of mechanical properties, the stronger the forces are, the greater is the strength and rigidity of the mineral crystal.
用力学性质的术语来讲，这个力越强，矿物晶体的强度和刚性就越高。
The simplified mechanical model is proposed with analysis of forces of abutments in this paper.
通过基牙的受力分析，提出了基牙的简化力学模型。
Both mechanical and chemical forces attack these weaker spots and begin the processes which form arches.
无论是机械和化学的力量攻击这些薄弱点，并开始形成的过程，拱门。
By solving the mechanical model, the casing bearing forces can be obtained under the conditions of different hole types, mud density, casing suspension length and casing running ways.
通过对模型的求解，可以得到不同井眼类型、泥浆密度、悬浮长度以及不同下套管方案下的套管受力，为大位移井下套管作业提供了力学参考。
To understand the tissue forces of the esophagus, it is necessary to know the stress-strain relationships and the zero-stress state that is sensitive to structural and mechanical remodeling.
要明确食管的组织力则必须首先明确食管壁的应力—应变关系和零应力状态，而后者又直接反映了在应力作用下组织机械重建的结果。
In this paper the asymptotic stability of the partially damped linear mechanical system with gyroscopic forces is studied.
本文研究了非完全阻尼(部分阻尼)情况下力学系统的渐近稳定性问题。
For laying a good foundation for the mechanical design, the paper discusses and calculates the forces applied on the locking mechanism.
本文论述了锁闭机构的受力情况并进行计算，为机械设计奠定了基础。
In this paper two erroneous formulas, which discuss constraint forces of mechanical system in Theoretical Mechanics second edition write by Zhou Yengbor, have been indicated and analyzed.
本文指出了周衍柏编《理论力学教程》第二版中计算力学体系约束力的两处公式的推证错误；
In this paper two erroneous formulas, which discuss constraint forces of mechanical system in Theoretical Mechanics second edition write by Zhou Yengbor, have been indicated and analyzed.
本文指出了周衍柏编《理论力学教程》第二版中计算力学体系约束力的两处公式的推证错误；
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