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- Electromechanical equation of piezoelectric crystal stack is derived from the piezoelectric equations of constant D and constant stress,but the acoustic speed of under the constant E is used in design in practical transducer design. 推導晶堆的機電狀態(tài)方程時(shí) ,選用的是恒定電位移及恒定應力時(shí)的壓電方程 ,最后設計計算時(shí)卻又用的是恒定電場(chǎng)下的聲速。
- How much do all these figures stack up to? 這些數字的總和是多少？
- Our firm is stacking up pretty well these days. 我們公司目前情況相當不錯。
- This set of crystal wine cups is very expensive. 這套水晶玻璃酒杯非常昂貴。
- Mother is stacking the plates in the kitchen. 母親在廚房里把盤(pán)子一個(gè)個(gè)疊起來(lái)。
- I lost my crystal necklace at the party. 我在晚會(huì )上丟失了水晶項鏈。
- She made her meaning crystal clear. 她把她的意思解釋得清清楚楚。
- They are busy stacking up plates. 他們正忙著(zhù)把盤(pán)子疊起來(lái)。
- He drank from a crystal wine glass. 他用水晶酒杯喝酒。
- The house stood by a crystal stream. 那所房子坐落在清澈的小溪旁邊。
- He placed his books in a neat stack. 他把書(shū)整整齊齊放成一堆。
- You will find a little stack of candles in reserve. 你會(huì )發(fā)現一小堆備用蠟燭。
- The grain has gone mouldy in the stack. 垛里的谷子發(fā)霉了。
- Folded the laundry; folded the chairs for stacking. 折起洗好的衣服; 折起椅子放在一邊
- How does our product stack up against those of yours? 我們的產(chǎn)品與你們的相比怎么樣？
- He wants to make it crystal clear that he do not agree with us. 他想表明清楚他不同意我們的意見(jiàn)。
- Thanks for the explanation; it's all now clear as crystal. 謝謝你的解釋?zhuān)F在完全清楚了。
- That's how things stack up today. 目前的情況總之就是這樣。
- There is a stack of dishes to be washed in the kitchen. 廚房里還有一大堆盤(pán)子要洗。
- A fine, sharp projection, as a spine of a sea urchin or a crystal. 針狀物精細尖銳的突出物，如海膽的脊椎骨或水晶球
