pressure face

Objective: Noninvasive positive-pressure ventilation ( NIPPV) is appositive-pressure ventilation with face mask or nose-face mask or other things.

目的：无创正压通气（noninvasive positive-pressure ventilation NIPPV）指通过面罩、鼻面罩或其他连接装置进行的正压通气。

In face of great pressure from the powerful Qin State, he advocated enriching the country and strengthening its military forces so as to fight against the Qin.

面对强秦的巨大压力，他主张富足国家并增强军事力量御敌。

Using the theory of Terzaghi's relation soil pressure, the minimal support pressure formula with tunnel face in stratified sandy soil was obtained based on the principle of sliding block entire force balance.

采用太沙基松动土压力理论，根据滑动块的整体受力平衡，推导出砂性土中考虑成层土的开挖面最小支护压力计算公式。

The government wilted in the face of such powerful pressure.

政府面对如此大的压力，失去了信心。

As they venture abroad on what will surely be a journey full of twists and turns, Chinese companies will not only face global competition and external pressure, but they will also have to significantly improve their management skills at the internal level.

中国企业进军海外，必然是一段布满波折的旅程，在此过程中，中国企业不仅会面临全球竞争和外部压力，还必须在内部显著改进自己的管理技能。

Excavating Face Stabilization Mechanism of Soil Pressure Bal-ance Shield and Control of Soil Pressure in Pressure Cabin

土压平衡式盾构开挖面稳定机理与压力舱土压的控制

When installing the camshafts, make sure the rocker arms do not slip off the valve pressure face.

安装凸轮轴时，确保摇臂不会从气门压力面上滑下。

The results show that face opening force, film stiffness and leakage rate are strongly affected by the slip flow under the operating conditions of low sealing pressure and low speed, especially when the pressure is between 0.152 MPa and 0.303 MPa.

结果表明，在低速和低压条件下，密封的端面开启力、气膜刚度和泄漏量均受到滑移流的显著影响，其中当密封压力为0.152~0.303MPa时影响最显著。

Pairs of network maintenance sector, which faces pressure from customers, while the higher authorities to face increasingly stringent assessment indicators.

对网络维护部门而言，即面临客户的压力，同时又面对上级部门越来越严格的考核指标。

Employees may face increasing pressure to take on more of their own medical costs in retirement.

员工可能会面临越来越大的压力，即退休后要自己负担更多的医疗费。

The main results are as following: 1. The thrust face of the rotor forms a high-pressure area, and the other side of the rotor forms a low-pressure area.

主要研究结果如下：1.转子的推力面形成了高压区，另一侧形成了低压区。