In this paper, basic tests on the mechanism of bunch-long-hole blasting are outlined, calculation and selection of blasting parameters, and its application t...
笔者简要地介绍了束状深孔爆破机理的基础实验、爆破参数的选取及爆破技术的实施，并对爆破效果进行了分析。
The features of T-DNA tagging and the progress of its application in the research of rice functional genome were reviewed in the paper.
综述了T-DNA标签法的特点及其在水稻功能基因组研究中应用的进展。
The technological process and characteristics of T-type cemented carbide for rock drilling are described. and its performance & application are also presented.
介绍了T系列新型凿岩硬质合金的工艺过程与特点， 合金性能与使用效果。
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