Medium flow rate and pressure change is bigger, and it is a multi-pass combination, long-term use of plate heat exchanger, plate of dislocation surface easy to attack.
介质流量和压力改变较大、并且又是多程组合、长期运用的板式换热器，容易发作板片错位表象。
Due to the structural dislocation between the transmitter and the audience, there exists a semiotic dissymmetry in the advertising text from the surface framework to its deeper logic.
由于传播者与受众之间的结构性错位，从广告文本的表层结构到深层逻辑都存在着符号不对称性。
The image force acting on the piezoelectric screw dislocation and the generalized stress on the surface of rigid line are calculated.
导出了作用在位错上的像力和刚性线夹杂表面剪应力和电位移的解析表达式。
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