Meanwhile, partial differential equations are usd for modeling dynamic behavior of diaphragm.
对于弹性膜片的动态行为，可采用偏微分方程建立其动态行为模型。
2
For level instruments required to send signal remotely, diaphragm sealed differential pressure level transmitter, displacer transmitter and radar transmitter shall be selected.
远传指示液位仪表一般选用双法兰差压液位变送器、浮筒液位变送器及雷达液位变送器等；
3
Comb fingers forming a portion of a capacitive arrangement may be fabricated as part of the differential microphone diaphragm.