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According to basic principle and application experience of black light lamp, The trapping lamps were opened out using the principle of wave, color and taste to trap insect pests imago with the electric networks of frequently vibration and high voltages, I
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摘要借鉴黑光灯的基本原理和应用经验,再配以频振高压电网触杀的频振式杀虫灯,诱集的害虫种类多、数量大,既大幅度降低了田间落卵量,又显著减少了虫口密度;节能省电,成本低;叶昆虫天敌杀伤力较小,对人畜安全,不污染环境,具有显著的经济、生态和社会效益。 |
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According to basic theories for distributing regular of electric field about surface single spot current source and high density resistivity prospecting method in this paper. put forward an installation which use one current electrode or dipole current el
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摘要运用地面点电流源电场的分布规律和高密度电阻率法的基本思想,提出了分别利用单极供电、偶极子供电,其馀电极同时测量,通过室内数据整理实现高密度电阻率法的温纳对称四机、温纳偶极、温纳微分、温纳三极A、温极三极B和二极等装置。 |
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According to blasting parameters that were tested in previous implementation, the model of controlling the fragmentation is built.
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摘要根据施工前进行试爆取得的爆破参数,建立了岩石破碎块度控制模型。 |
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According to calculations of particle synthesis during the big bang, such particles are simply too few in number to make up the dark matter.
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对大霹雳期间粒子合成的计算显示,这类粒子的数目少到不足以组成暗物质。 |
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According to calculations, it was necessary to adopt a new type of structure of the shaft lining with vertically yieldable segments for reason of safety.
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分析计算表明:应采用竖向可缩新型井壁结构防止井壁因冲积层疏排水而破坏。 |
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According to carving the different material quality writing, but passing a fuselage, superjacent revolution adjusts Niu adjusting the weight delineating arbitrarily.
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根据刻写的不同材质,可通过机身上方的旋转调节钮任意调节刻划的深浅度。 |
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According to case study, it is ensured that application of the proposed system significantly enhances the efficiency of document accessing, authentication, and status tracking.
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研究中并针对银行业之产业运作需求,设计一套信用卡文件审核与管理雏形系统。 |
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According to census data, Asians make up approximately 3.6% of the populace.
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根据人口调查,亚裔人大概占总人口的3.6%。 |
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According to certain chronicler , this great novelist is going to write no more long novel.
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根据某些编年史家的说法,这位伟大的小说家将不再写长篇了。 |
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According to certain chronicler, this great novelist is going to write no more long novel.
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根据某些编年史家的说法,这位伟大的小说家将不再写长篇了。 |
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According to certain knowledges,the thought of fish is the best invigorant for brain isn't absurd.
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就有知识所及,鱼是最好的补脑食物这种看法不是荒谬的. |