以下为句子列表：
英文: [b]Abstract: [/b]In this research it is introduced that a 5kW laser with CO2 flow transverse was used for cladding the sealing surface of high-parameter valve for petrochemical industry.
中文: 收稿日期：1998—09—21阀门在使用过程中，其密封面长期处于介质之中并受到介质的冲刷和腐蚀。
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英文: , the chemical composition, manufacturing process, micro-structure, strenthening mechanism, properties, applications, grades and specifications.
中文: 全面地描述了非调质钢的发展概况，分析了非调质钢发展过程中化学成分、加工工艺、显微组织、强化机制、性能、应用范围、品种规格等方面特征的变化。
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英文: 0 cases of them, the HRP-AChE double-labeled and HRP sing-labeled neurons in these gments of the spinal cord were traced with Mesulam's histochemical techrique.
中文: 对照组只动物分别单纯显示脊髓内AChE阳性神经元及被HRP标记的脊髓小脑束神经元。
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英文: (2) 0.5 hr after AAP of BL23 and DU20,20 genes in the brain represented expression differentiation, which reflected physiological and biochemical state of neurons 0.5 hr after puncturing.
中文: ②肾俞、百会穴针刺预处理后0.5hr，脑组织20个基因表达出现显著差异，这20个差异基因反映出针后0.5hr神经元的生理、生化状态；
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英文: (4) Studies of detecting methods of chemical toxicity and toxicology;
中文: (4)针对化学中毒的现场防控进行实验室检测与毒理学的研究。
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