... đồng đều. Valve này chia làm ba phần: 1- Phần thân vỏ valve với lõi con trượt (tương đối giống như valve phân phối thông thường). Dưới đây là hình ảnh so sánh sự khác nhau của lõi valve điện ... chế ở một số chức năng nhất định. hydraulics.vn Van nút (Plug Valve)
Ngày tải lên: 08/01/2014, 01:45
pressure relief valve handbook
... pilot- operated pressure relief valve is a pressure relief valve in which the major relieving device is combined with and is controlled by a self-actuated auxiliary pressure relief valve. (f) Power-Actuated ... self-actuated auxiliary pressure relief valve. (f) Power-Actuated Pressure Relief Valve. A power- actuated pressure relief valve is a pressure relief valve in which the major relieving device is combined with ... Temperature-Actuated Pressure Relief Valve. A temperature-actuated pressure relief valve is a pres- sure relief valve which may be actuated by external or internal temperature or by pressure on the...
Ngày tải lên: 02/04/2014, 16:21
Báo cáo y học: " High blood pressure, antihypertensive medication and lung function in a general adult population"
... medication irrespective of high blood pressure. Furthermore, an effective blood pressure treatment and an ineffective blood pressure treatment, meaning high blood pressure despite the use of antihypertensive ... Quanjer et al. [18]. Blood pressure, medication and other determinats Blood pressure was measured using a validated automatic device (OMRON HEM 705-CP). Three independent blood pressure measurements ... following classes of high blood pressure based on the blood pressure measurement (HBP ≥ 140/90 mmHg) and antihyperten- sive medication were defined: - A. HBP: high blood pressure regardless of its...
Ngày tải lên: 25/10/2012, 10:45
Báo cáo y học: "Effects of p-Synephrine alone and in Combination with Selected Bioflavonoids on Resting Metabolism, Blood Pressure, Heart Rate and Self-Reported Mood Changes"
... Table 2 shows changes in blood pressures and resting heart-rates from baseline to the ending test for each of the five study groups. The average baseline blood pressures and resting heart-rates ... ef- fects by many authors [see for example, 20, 21, 33-35]. However, no effects on heart rate or blood pressure were observed in response to p-synephrine or p-synephrine in combination with naringin ... effects [38], particularly in caffeine-sensitive individuals [39]. The absence of changes in blood pressure, rest- ing heart-rate and self-ratings in the four treatment groups involving p-synephrine,...
Ngày tải lên: 25/10/2012, 11:04
Báo cáo y học: "Effect of Acute Administration of an Herbal Preparation on Blood Pressure and Heart Rate in Humans"
... 79.2 ± 6.4 92.4 ± 7.3 0.83 ±0.07 PL: Placebo; DS: Dietary Supplement; BP: Blood Pressure; MAP: Mean Arterial Pressure; RER: Respiratory Exchange Ratio. Each value is the mean +SD. Table ... 78.8 ±7.5 93.5 ±8.0 0.83 ±0.05 PL: Placebo; DS: Dietary Supplement; BP: Blood Pressure; MAP: Mean Arterial Pressure; RER: Respiratory Exchange Ratio. Each value is the mean + SD. Int. J. ... No effects of the dietary supplement on heart rate, systolic and diastolic blood pressure or mean arterial pressure were observed. No between or within group differences were observed when...
Ngày tải lên: 25/10/2012, 11:10
Báo cáo y học: "Discriminating between elderly and young using a fractal dimension analysis of centre of pressure"
... Int. J. Med. Sci. 2004 1(1): 11-20 12 1. Introduction Centre of pressure (COP) traces derived from force readings have the potential to inform us about the control ... reserved Discriminating between elderly and young using a fractal dimension analysis of centre of pressure Research paper Received: 2004.1.21 Accepted: 2004.2.05 Published:2004.3.10 Tim L. ... analysis technique, fractal dimension analysis, for quantification of quiet stance centre of pressure (COP). By using a fractal dimension analysis of COP, it might be possible to gain more...
Ngày tải lên: 03/11/2012, 10:09
Báo cáo y học: " High-intensity non-invasive positive pressure ventilation for stable hypercapnic COPD
... positive airway pressure, EPAP = expiratory airway pressure, b f = breathing frequency; SD = standard deviation. Table 2. Blood gas levels, lung function parameters, mouth occlusion pressures, ... positive pressure ventilation aimed at a maximal reduction of PaCO 2 . Chest. 2005; 128:657-62. [9] Windisch W, Dreher M, Storre JH, Sorichter S. Nocturnal non-invasive positive pressure ventilation: ... n.f. 0.005 n.f. = normality test failed. PaCO 2 = arterial partial pressure of carbon dioxide, PaO 2 = arterial partial pressure of oxygen, HCO 3 - = bicar- bonate, TLC = total lung capacity,...
Ngày tải lên: 03/11/2012, 11:30
Báo cáo y học: "Continuous Non-Invasive Arterial Pressure Technique Improves Patient Monitoring during Interventional Endoscopy"
... The mean NIBP arterial pressure was 106.82±24.82 mmHg (mean arterial pressure) . On av- erage, 10.3 NIBP measurements were performed per endoscopy. The mean arterial pressure values deter- mined ... fluctuation of blood pressure values which were not detected by NIBP values. In clinical practice, detection of hypotensive episodes is more important than the fluctuation of blood pressure values. ... none of the systolic blood pressure values were lower than 100 mmHg, but with CNAP, 3.6% of the registered values were below 100 mmHg. Therefore, continuous blood pressure sur- veillance has...
Ngày tải lên: 03/11/2012, 11:34
Cao huyết áp - High Blood Pressure
... LẬT SANG TRANG 6/2008 - Vietnamese Cao huyết áp (Tăng huyết áp)- High Blood Pressure Cao huyết áp (còn được gọi là tăng huyết áp) là một bệnh nghiêm trọng ảnh hưởng đến gần...
Ngày tải lên: 18/03/2013, 09:45
Hệ thống TPMS (Tire Pressure Monitoring System)
... Lamp Tire Pressure Sensor (4 ea.) Initiator (3 ea.) TPMS ECU TPMS ECU Tire Pressure Sensor Tire Pressure Sensor Tire Pressure Sensor Tire Pressure Sensor TPMS ECU Tire Pressure Sensor Tire Pressure ... 2.1.1 ECU TPMS 4 CAN TPMS ECU Tire Pressure Sensor (4 ea.) Warning Lamp Initiator (3 ea.) Check the tire pressure. Check the tire pressure. Check the tire pressure. 19 phút sau khi động cơ tắt, ... Pressure Sensor TPMS ECU Tire Pressure Sensor Tire Pressure Sensor Initiator Initiator Tire Pressure Sensor Tire Pressure Sensor Initiator 3. Điều khiển chính 3.1 Trình tự ① TPMS sử dụng tín...
Ngày tải lên: 27/04/2013, 18:17
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