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1·This thesis mainly studies SVM's application in blasting rock fragment-size.

本文的研究重点是支持向量机在岩体爆破块度研究中的应用。

2·A xenolith - foreign rock in Greek - is a rock fragment foreign to the igneous rock in which it is embedded.

捕虏岩，希腊语中译为“外国岩石”，是一种嵌入在火成岩里的非原有岩石碎片。

3·A large rock fragment, deposited in the midst of the fine-grained sediments on the floor of a proglacial lake or of the sea.

沉积于冰前湖底或海底的细粒沉积物中间的大石块。

4·Meanwhile, which can improve the blasting effect, made the rock fragment more uniformly, and improve the blasting efficiency.

改善爆破质量，使破碎块度更加均匀，从而提高爆破效率。

5·This paper introduces the 'structure characteristics and rock fragment characteristics of single step drill head with point pick.

介绍了单阶梯尖环齿钻头的结构特点及碎岩特点。

6·A type of secondary porosity created through the dissolution of a preexisting constituent of a rock, such as a shell, rock fragment or grain.

一种通过先存岩石组分(如生物介壳，岩屑或岩石颗粒)的溶解所造成的次生孔隙类型。

7·The reservoirs of the Yanchang formation almost are fine feldspathic sandstone, feldspathic debris sandstone, rock fragment feldspathic sandstone, and little quartzose sandstone.

延长组储集岩主要为细粒的长石砂岩、长石岩屑砂岩、岩屑长石砂岩等，还有少量的石英砂岩。

8·Therefore, making a thorough study on the fragment size in rock mass blasting is of momentous practical significance.

因此，对岩体爆破块度的研究具有重要的实际意义。

9·The fragment-size distribution of rock blasting is an important index to evaluate the blasting quality quantitatively.

岩体的爆破块度分布是定量评价爆破质量的重要指标之一。

岩屑

1·A type of secondary porosity created through the dissolution of a preexisting constituent of a rock, such as a shell, rock fragment or grain.

一种通过先存岩石组分(如生物介壳，岩屑或岩石颗粒)的溶解所造成的次生孔隙类型。