眼孔圈 的英文怎麼說
中文拼音 [yǎnkǒngjuān]
眼孔圈
英文
eyehole ring-
He was heavy with sleep, crimson circles danced before his eyes, and the impression of these voices and these faces and the sense of his loneliness all blended with the misery of the pain
他昏昏欲睡，紅圈在他眼前蹦蹦跳跳這些噪音面孔所造成的印象孤獨的感覺都和疼痛的感覺匯成一片。The main factors have been determined to be the depth and width of hole, the strength of surrounding rock, the types of detonator, the decoupling coefficient, burden and unit consumption form what has been discussed, the author make use of those major factors as standard of affection and studied bp neural networks " work principle, structure and defectiveness. a model of modified bp neural networks has been used to built model in order to identify selection and optimize of blasting in rock anchor beam. triumphant parameter design of blasting were selected as a example, in order to perform network of parameter design
確定以炸藥類型、最小抵抗線、孔深、炮眼間距、不耦合系數、線裝藥量、巖石強度和巖體完整度為主要影響因素；把改進的bp演算法應用在爆破參數優化設計中，建立以炸藥類型、最小抵抗線、炮孔深度、炮眼間距、線裝藥量、不耦合系數、巖石強度和巖體完整度為主要影響指標，選擇45例國內外成功的爆破參數設計實例為樣本，利用bp神經網路進行爆破參數優化設計，並通過現場保護層和巖臺修面爆破試驗以及對其松動圈范圍進行聲波測試，其測試結果最優的爆破方案其松動圈最小，這與神經網路進行參數優化設計的爆破方案相吻合。
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