In the nose, cilia help to drain mucus from the nasal cavity down to the throat.
比方说鼻子，纤毛可以帮助粘液从鼻腔流到喉咙。
As the infrastructure shown in Graph 9, the inwardly-sustaining cone-shape string prevents particles from depositing into the sealed cavity, via its vibrating up and down.
在图9所示结构中，内支撑锥形弹簧通过其上下振动，阻止颗粒沉积到密封腔中。
The effect by pre-plug compression rate on formation of the cavity was investigated in a comparative method with step-down test samples of HCC billet and rolled bloom respectively.
用塔形试样对比研究了水平连铸管坯和轧制管坯穿孔时顶头前压缩率对孔腔形成的影响。
Frogs actually take their bulbous eyeballs and bring them down into their mouth cavity and use their eyeballs to shove the insect down the throat.
青蛙实际上把球根状的眼球送进口腔，并利用他们的眼球把昆虫送到喉咙里。
The influence of mode mismatch on measurement in continuous-wave cavity ring-down technology was theoretically analyzed and experimentally studied.
对连续波腔衰荡技术中的模式失配对测量结果的影响进行了理论分析和实验研究。
In this paper, we got the regularity of cavity ring-down spectroscopy when the line width of laser pulse is far larger than the absorption line width of measured substance.
本文研究了当激光脉冲线宽远大于被测吸收物质的吸收线宽时，衰荡光谱满足的规律，以及在这种情况下，测量灵敏度的大小。
The machining project of control cavity was set down based on the orthogonal test method, and the influence of control hole A and B on the hydraulic response of injector was tested.
根据正交试验法，制定了喷油器控制腔偶件的加工方案，并就控制A、B量孔尺寸对液力响应的影响进行了试验研究。
In the light of the key technique of the down-hole driven progressive cavity pump (PCP) for oil production, a power distributional planetary reducer is proposed.
针对井下驱动螺杆泵的关键技术问题，提出了用于井下直接驱动螺杆泵的功率分流式行星减速器。
Sita scraped a shallow cavity low down in the wall.
西塔钻过了墙下方的一个浅洞。
At the moment, the ball floating inside valve cavity will up and down along with the level of the condensed water, and with capability of continuously discharging condensed water.
这时阀腔内的浮球随凝结水液位的高低而升降，能连续的排放凝结水。
The principle of reflectivity measurement using CRDS is analyzed in detail, and the curves between the ring down time and reflectivity are obtained by simulating the processes of cavity ring down.
重点分析了CRDS测量超高反射率的原理，对反射率与衰荡时间的关系曲线进行了模拟。
The contrastable optical ring-down cavity micro-gas cell is designed for the trace gases concentration measurement used ring-down cavity method.
在采用光腔衰荡技术实现痕量气体浓度测量时，设计了用于痕量气体浓度测量的比较式光腔衰荡气室。
The contrastable optical ring-down cavity micro-gas cell is designed for the trace gases concentration measurement used ring-down cavity method.
在采用光腔衰荡技术实现痕量气体浓度测量时，设计了用于痕量气体浓度测量的比较式光腔衰荡气室。
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