Principal cause of emerging positive pressure in evaporation separator & its countermeasures;
蒸发分离器出现正压的主要原因及对策
Clinical study of noninvasive positive pressure ventilation in the treatment of chronic obstructive lung disease with respiratory failure:34 cases report
无创正压通气治疗慢性阻塞性肺病合并呼吸衰竭34例临床分析
mono column compensate hydraulic press
单柱校正压装液压机
double column hydraulic straightening and mounting press
双柱校正压装液压机
pressurized enclosure (Ex p)
正压外壳（Ex p）
AGA positive pressure breathing apparatus
雅嘉正压呼吸辅助器
Research on Inertial Piezoelectric Actuator with Changeable Pressure;
正压力变化式惯性压电驱动机构研究
Below normal pressure.
低压的低于正常血压的
Having normal blood pressure;not hypertensive or hypotensive.
血压正常的有正常血压的；不是高血压或低血压的
input current at positive-going threshold voltage
正向阈电压下输入电流
The doctor is checking the patient's blood pressure.
医生正在给病人量血压。
The doctor is taking my blood pressure.
医生正给我量血压。
Lasater's bubble-point pressure correctio
莱氏泡沸点压力校正
low voltage He filled proportional counter
低压充填氦正比计数器
subnormal formation pressure
低于正常的地层压力
A band of low pressure is moving across the country.
一个低压带正横越该国.
A band of low pressure be move across the country
一个低压带正横越该国
aircraft static pressure error corrector
飞机静压误差校正器
an air mass of higher than normal pressure.
气压比正常值高的气团。
The electric current varies directly with the voltage.
电流与电压成正比。