A systematic experimental study has been conducted an mild Steel tubes of various thickness in their perforation by hard steel spheres.
本文通过实验研究了不同尺寸的硬质钢球弹丸对不同壁厚的低碳钢圆钢管的侵彻和穿孔效应；
In this paper, a systematic experimental study of leaching gold have been done on the basis of the study on technological mineralogy of the sulfur concentrate containing gold from Daye Iron mine.
本文在对大冶铁矿含金硫精矿进行工艺矿物学研究的基础上，进行了系统的提金试验研究。
This paper carries on systematic indoor experimental study.
本文进行了比较系统的室内试验研究。
Methods Systematic data analysis and experimental study on academic evidence of BAL therapy of pneumoconiosis, and main factors affecting pulmonary interstitial dust removal.
方法对BAL治疗尘肺理论依据、肺间质排尘以及影响排尘的主要因素，进行了资料分析和实验研究。
A systematic study of theoretical methods for predicting ultimate hull girder strength of ships is carried out based on long-time theoretical and experimental work in authors group.
本文在多年船体极限强度理论和试验研究工作的基础上，对船体极限强度分析的理论方法进行深入系统的研究。
In this study, systematic experimental investigation was carried out on single-phase fluid flow and vapor-liquid two-phase flow heat transfer in silicon microchannels.
本文主要针对微流体在硅基微通道内的单相和汽液两相流动与传热进行了系统的实验研究。
Objective To study on systematic classification and experimental research on host animals of Paragonimus in Jiangxi Province.
目的对江西省并殖吸虫的宿主动物进行系统分类与实验研究。
Objective To study on systematic classification and experimental research on host animals of Paragonimus in Jiangxi Province.
目的对江西省并殖吸虫的宿主动物进行系统分类与实验研究。
应用推荐