Solutions in this sense exist only for very few types of differential equations.

In 1728 Euler gave differential equations for geodesics on surfaces.

1728年,奥伊勒绘出了曲面上测地线的微方程.

When dripping from bleed screw stops and PSID needle on gauge stabilizes, record the differential pressure.

当从排气螺丝上的滴漏停止时,仪表上的PSID指针稳定下来, 则记录压差.

Suitable for testing differential pressure of dry and non-corrosive gases.

适用于测量干燥且无腐蚀气体的差压压力.

This movie demonstrates the particle position and differential pressure of sound wave.

本影片演示声波的粒子位置与分压.

The sensor made up of pressure and differential pressure is given.

提出了由一只静压和一只差压传感器构成的复合式传感器.

Therefore, the optimum technologic parameters in vacuum differential pressure casting were obtained.

得出了真空压差铸造法的最佳充型工艺参数.

Gage pressure is a special case of differential pressure.

计示压力是差压力的一种特殊情况.

Record this as the opening differential pressure of the relief valve.

将此读数记录为安全阀开启压差.

The maximum differential pressure across the valve seat.

通过阀门阀座的最大压差.

Their dirt holding capacity are higher, differential pressure are low, flow rate are big, efficiency high.

该产品显示了较大的纳污容量,具有较低的压差, 较大的流量, 更高的效率.

Connect differential pressure switch wire to the combination valve.

连接差速压力开关线至组合阀.

Bell gages may be used to measure gage pressure or differential pressure.

浮钟式压力计可以用来测量计示压力或差压力.

Check suction strainer differential pressure , where applicable.

检查吸入过滤器的差压,如使用的话.

Wedging actions help affect a tight seal in low differential pressure services.

楔形的作用有助于在低压差应用中产生紧密的密封.

Service conditions-line media, temperature, and maximum operating differential pressure.

应用环境 - 管路流体介质, 温度和最大工作压差.

Filter adopts novel vane design with high division efficiency and differential pressure discharge device.

过滤器采用新颖的旋风叶片设计,分水效率高,并带差压排水装置.

A variety of film chips price differentials, quality difference is self-evident.

各栽胶卷原片代价差距 、 质度不同是不问可知的.

The basic capacity ratings are expressed in pounds condensate per hour at various pressure differentials.

所显示的主要的性能参数是在不同压差下每小时排放的冷凝物的重量(磅).

The top three differentials for this patient include hemangioblastoma, astrocytoma, and metastasis.

需要鉴别的三大疾病包括血管母细胞瘤, 星形细胞瘤和转移.

Requirements: Valve must be tight against flow under all pressure differentials.

要求: 在所有压差下,阀门对于回流必须密封紧密.