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- back trace technique 向后追踪技术,回溯技术
- The incremental effect of rare earth ammonium bicarbonate was investigated by 15N trace technique. 应用15N示踪法研究稀土与碳铵混配的情况下稀土对碳铵氮素的增效作用。
- Abstract: The incremental effect of rare earth ammonium bicarbonate was investigated by 15N trace technique. 文摘:应用15N示踪法研究稀土与碳铵混配的情况下稀土对碳铵氮素的增效作用。
- The difference between intercropped fababean and wheat in using differ ent nitrogen source has been studied by pot experiment with root barrier and 15N trace technique. 摘要 通过根系分隔和15N标记土壤的盆栽试验,研究间作蚕豆和小麦对不同氮素来源利用的差异。
- The difference between intercropped fababean and wheat in using different nitrogen source has been studied by pot experiment with root barrier and (superscript 15)N trace technique. 摘要通过根系分隔和(上标15)N标记土壤的盆栽试验,研究间作蚕豆和小麦对不同氮素来源利用的差异。
- The design consideration of “vector" trace technique was described in this paper. The application of this technique in sinter mix proportioning and its effect were also presented. 本文介绍了矢量跟踪技术的设计思想和在烧结配料中的应用及效果。
- Use magnetic resonance imaging diffusion tensor data and three dimension tracing technique to trace brain white matter fiber tracks in this paper. 目的:使用磁共振弥散张量成像和示踪技术进行三维脑白质纤维束示踪成像。
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- The mixing performance of cross flow was studied in turbine ejecting mixer with tracing technique. 摘要采用示踪法研究了涡轮喷射混合器内错流射流混合特征。
- Her fear of water can be trace back to a childhood accident. 她很怕水,起因可归于儿时的一次事故。
- The isotopic tracing technique is an advanced method in the research of photosynthesis of plants. 摘要同位素示踪技术是进行植物光合作用研究十分有效的手段。
- Her family can trace its history back to the 15th century. 她的家史可追溯到15世纪。
- Using 14C tracing technique,the 14C-assimilation and partitioning of 14C assimilates of the cotton plant with monopodial branches were studied. 运用14C示踪技术研究了留营养枝棉株14C同化物生产运转分配规律。
- I can not trace my family tree back farther than my great-grand parents. 我无法把我的家谱追溯到我曾祖父母以前。
- Stable isotopic traceability technique has been successfully applied in some food areas, and studies in the meat product increased recently. 稳定同位素溯源技术过去已在食品生产的某些领域得到成功应用,近年来在肉制品中的研究增多。
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- The crowd fell back to let the players through. 人群后退让运动员们通过。
- Using micrographic visual tracing technique, model tests on piping are carried out.The process of piping from initiation to failure is observed. 摘要利用显微摄像可视化跟踪技术进行了管涌模型试验,从细观角度观察到了管涌从开始到破坏的整个过程。
- Do exercise every day and you'll be back in condition. 每天锻炼锻炼,你很快会恢复健康的。
- The ship beat back against a monsoon. 船逆着季风艰难地行驶。