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1.Raising the stability of outer core barrel is the main approach to extend the life of core bit and to raise core recovery and the footage of single core barrel. The outer core barrel with centralizer is an effective method to raise its stability.
提高外筒稳定性是延长取心钻头寿命、提高岩心收获率及单简进尺的最主要途径,而外筒加扶正器是提高其稳定性的有效方法。收藏指正
2.Finally, for the level from the capacity that builds a business and culture, group headquarters runs ability through building outstanding function, form optimal practice, provide appreciation service for business module, develop core government person with ability, raise construction of company culture system to wait a moment.
最后,从建立企业的能力和文化的层面来说,集团总部通过建立优秀的职能治理能力,形成最佳实践,为业务模块提供增值服务,培养核心治理人才,提高企业文化制度建设等等。收藏指正
3.Due to the test equivalence circuit has been changed,when we do measuring in site,some phenomena appeared in the location where the grounding wire of transformer core is broken,such as insulation resistance and tgδ raise,absorptance and capacitance reduce. In this paper which are analyzed.
本文分析了在变压器铁芯接地断线断时,由于试验等值回路发生了变化,出现了现场测得绝缘电阻及tgδ均增大,吸收比及电容值均减少的现象。收藏指正
4.In order to obtain excellent acrylate emulsion pressure-sensitive adhesive (PSA), reduce cost of PSA and raise the value of tackifying resin emulsion, the present paper discloses a kind of water dispersion pressure-sensitive adhesive composition made of acrylic(ester) monomers with core-shell polymerization and modified with rosin ester emulsion, with the result that while being a water dispersion type pressure-sensitive adhesive composition, the product-modified displays excellent properties on a par with others similar.
为了得到综合性能优良的丙烯酸酯乳液压敏胶粘剂,降低压敏胶成本及提高自制增粘树脂乳液的附加值和扩大其应用范围,本论文从应用的角度出发,以丙烯酸酯类为主要单体,采用核-壳乳液聚合方法合成出一种水乳型压敏胶粘剂,并把自制的增粘树脂乳液采用共混改性的方法添加到聚合物乳液中,获得了综合性能优良的压敏胶粘剂。收藏指正
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