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- Among all the passive and active islanding detection method,the active frequency drift method is pretty attractive. 孤島檢測是光伏并網(wǎng)發(fā)電系統所必備的功能。
- Application of caving mining technology with bottom under condition of flat dipping mid-thick body and unstable rock caused the most of trench and bottom drift, located in abutment , to be destroyed and low recovery in south area, Xishimen Iron Mine. 摘要在緩傾斜中厚礦體底板巖性不穩固的條件下，采用有底柱崩落法，由于電耙道大多處于空區邊部應力集中的部位，致使塹溝及底部結構巷道破壞嚴重而使回收率極低，采用無(wú)底柱崩落卸壓則可有效解決上述難題。
- Study on Active Frequency Drift Method for Anti-Islanding 主動(dòng)移頻式孤島檢測方法初探
- The Drift Method of Fiber Optic Gyros Based on the ARMA Model 基于A(yíng)RMA模型的光纖陀螺漂移數據建模方法研究
- The method seems good but it needs to be tried out. 這個(gè)方法似乎不錯，但需要試驗一下。
- They sent the enemy ship to the bottom of the sea. 他們把敵艦擊沉。
- The child was sitting on the bottom stair. 那孩子正坐在樓梯最下面的一級上。
- I intend to get to the bottom of it. 這件事我打算尋根究底。
- He was always bottom of the class in maths. 他的數學(xué)成績(jì)在班上總是墊底。
- The dregs have settled at the bottom of the bottle. 渣滓都沉到瓶底了。
- I didn't get the drift of his argument. 我沒(méi)有聽(tīng)懂他論點(diǎn)的要領(lǐng)。
- I can't quite catch the drift of his speech. 我不甚了解他的演講的大意。
- There is a drift of farmers to the cities. 農民流向城市。
- Zonal drifted method for the residual mining of roof and bottom pillars 頂底柱分區進(jìn)路式采礦法試驗研究
- I fell right to the bottom of the stairs. 我從樓梯上一直摔到樓梯下面。
- The police found a body at the bottom of the lake. 警方在湖底發(fā)現了一具尸體。
- His bottom waggle in a funny way when he walk. 他走路時(shí)臀部扭來(lái)扭去，很可笑。
- I can't claim infallibility for this method. 我不敢說(shuō)這方法絕對有效。
- The bottom of the boat was rusty. 船底生銹了。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消滅雜草的最好辦法。
