Now back in Cambridge, she is tinkering with the prototype, trying to further improve the pressure seal and the amount of negative pressure the device can deliver.
如今回到MIT后，她正在改进设计的雏形，试图进一步提高密封的压力以及设备能够运载的负压量。
Methods Automatic biopsy device with negative pressure under the guidance of ultrasound through an oblique Angle were performed in 669 patients with nephropathy.
方法应用自动同步负压活检装置，在超声引导下斜角进针对669例肾脏疾病患者进行肾穿刺活检。
Objective to investigate the practicality of percutaneous renal biopsy with automatic synchronized negative pressure biopsy device.
目的探讨应用自动同步负压肾穿装置进行肾活检的可行性。
Objective To introduce the technique theory, structure design, technique data and clinical use of a portable Negative Pressure Wound drainage therapy device.
目的介绍一种便携式负压创面引流治疗装置的技术原理、结构设计、技术指标和临床使用情况。
The research of ignition system in sintering machine, including smoothing raw material layer, low negative pressure ignition, igniting intensification, selection of igniting device, is introduced.
介绍了攀钢烧结厂为完善点火制度在铺平料面、低负压点火、提高点火强度、点火器种类的选择等方面所作的研究与应用。
Author introduces the structure and the working principle of the secondary dust removal device with negative pressure as well as the application to fully mechanized mining face in Shuoli colliery.
介绍了综采割煤二次负压降尘装置结构、工作原理以及在朔里煤矿综采工作面使用情况。
Methods the pig skin was treated with negative pressure by a self-made device to remove the blistered epidermis, then dermal cells were removed by ion detergent with osmotic pressure gradient effects.
方法：利用自制的装置，先将猪皮经负压处理，去除起泡后的表皮，然后利用离子型去污剂的渗透压梯度作用去除真皮内的细胞成分。
The device with a gas much using only needs to import compressed air and exports compressed air and negative pressure with different pressing value through the conversion and tune of the part.
一气多用装置，只需要压缩空气的输入，通过部件的转换和调谐，便可以得到不同压值的压缩空气输出和负压输出。
The negative pressure air exhausting device can effectively prevent combustible gas from exploding under positive pressure so as to ensure safety production.
负压排风装置可有效预防可燃气体正压爆炸，保证安全生产；
With very good air-tightness, can conduct reaction under negative pressure and easily assemble distillation, reflow device.
有很好的气密性可在负压下反应方便地组装成蒸馏回流装置。
Results: The device effectively maintained the negative pressure in situ in all cases.
结果：所有病例中，该装置均能完全与组织边缘贴合，负压保持良好。
The utility model is also provided with a set of winnowing device, and grains are winnowed and collected by the negative pressure of an air intake of a blower.
它还有一套风运装置，由风机的进风口负压实现粮食的风运收集。
The regions adaptive to "non-negative pressure" pressure water supply device were analyzed, and the inadaptable regions with insufficient water source for water supply capacity were presented.
对无负压供水技术进行了分析，指出了设计或使用不合理时可能出现的问题；提出了正确使用无负压供水技术的工程措施。
The device can control the load born by the top plate to be within a normal pressure range when the inside of the electric dust catcher is in the state of high negative pressure.
在电收尘器内部高负压状态下，本装置能够控制顶板所承受的载荷在常规的压力范围之内。
The invention discloses a device for preparing lithium dihydrogen phosphate, which can slow down the corrosion to a negative pressure evaporator.
本发明公开了一种磷酸二氢锂的制备装置，可减缓对负压蒸发器的腐蚀。
The utility model provides an odour discharging device of a toilet bowl, which belongs to the technology of negative-pressure odour suction and water sealing.
本实用新型是提供一种坐便器排臭装置，是一种负压吸气排臭和水封技术。
The utility model provides an odour discharging device of a toilet bowl, which belongs to the technology of negative-pressure odour suction and water sealing.
本实用新型是提供一种坐便器排臭装置，是一种负压吸气排臭和水封技术。
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