With establishing geological models, this paper numerically simulates the electromagnetic field, in which the receiving winding is vertical and parallel to the bole axis respectively, analyzes the amplitude of induced electrical potential in receiving hole and its variation with geological body, well-to-well distance, and transmitting frequency, and testifies the results with the data sets from three cross-well electromagnetic loggings in Shengli Oil Field.

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In the spline interpolation for well trajectory ,each coordinate of the well trajectory can be indicated as a 3-order spline which variated with well depth.

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The application of through-tubing perfora- ting technology in gas well completion and stim- ulation and the problem on the plugged per- forated toles are discussed in this paper,Tte aspect of through-tubing perforating in gas well of Southern Sichuan in 1981 is preeented briefly, and some ideas about prospective of applying this technology in Sichuan gas fields are stated as well.

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Content included: study on the relationship between noise and cumulative noise exposure as well as low frequency noise-induced hearing loss and high frequency noise-induced hearing loss; study on the relationship between noise sensitivity as well as LFNIHL and HFNIHL.1 Study on the relationship between noise and CNE as well as LFNIHL and HFNIHL657 data concerning workers' hearing check-up were collected including such types of work as Trial pilots and Riveters.

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According to the current domestic and overseas study situations, fractals is only used to calculate the correlation dimension and power spectrum dimension of a well-logging in the log interpretation. The rescaled analysis and the multifractal analysis of a well-logging exist in a fewer references as well.

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The cleanup technology is restricted by the absurdity of pipe string structure, itcouldn't reflect the real deliverability in formation, and it can create second damagefor formation;Moreover, the cleanup technology is only used in thin oil well, itcouldn't get the deliverability by conventional well test for high pour point crude wellor heavy oil well.

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Of all the preposterous assumptions of humanity, nothing exceeds the criticisms made of the habits of the poor by the well-housed, well-warmed, and well-fed.

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Criticisms made of the habits of the poor by the well-housed, well-warmed, and well-fed.——Herman Melville

所有荒謬的傲慢里，沒(méi)什么能超過(guò)來(lái)自擁有豪宅1024手机看片金沙人妻久久、溫暖和美食的人對(duì)窮人的指責(zé)

Of all the preposterous assumptions of humanity, nothing exceeds the criticisms made of the habits of the poor by the well-housed, well-warmed, and well-fed.

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