blasting fragmentation 中文意思是什麼
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Present situation of research on propagation of blasting stress wave and rock fragmentation effect in remote area
爆破應力波的傳播及其遠區破壞效應研究現狀述評 -
Under the condition of immovability of the charging area of blast hole, the increase of the blast hole compression modulus not only improved fragmentation results but also decreased the blasting ground vibration because of the minishing of burden
在不改變單個炮孔負擔面積的條件下，增大密集系數可以改善爆破效果，同時由於抵抗線減小，爆破震動也有所降低。 -
Percolation fracture behavior and fragmentation distribution in rock blasting
軟巖煤礦網路地理信息系統研究及應用 -
( 4 ) by use of dynamic strain testing, the ultrasonic wave, bedded composite rock damage and fracture mechanisms and the fragmentation process during blasting have been experimentally studied
（ 4 ）運用超動態應變測試技術、超聲波檢測儀對層狀復合巖體的爆破損傷破壞機理和破壞過程進行了實驗研究。 -
And with the introduction of the modulus of elasticity from budiansky method, the general damage model of rock blasting is established in the paper. by use of the ultrasonic wave, rock damage and fracture mechanism and the fragmentation process during blasting are studied, and the theory presented in the paper has been proven
運用超聲波等手段對巖石爆破損傷斷裂機理和破壞過程進行了試驗研究，分析了不同爆破條件下巖石內部微裂紋的擴展規律、損傷演化和巖石破碎規律，驗證了本文理論部分的正確性。 -
Basing on the theory of shape geometry, the distribution of rock blasting fragmentation are discussed, fragmentation of blasting experimentation of different charging construction appears shape character, and the relation of explosive ratio, line of weakness and distribution of blasting fragmentation are confirmed by regression, the relation of function of explosive ratio of distant loading and consecutive loading are confirmed by contrasting different distribution of blasting fragmentation of charging construction, a new approach will be put forward for optimized of bore net parameter and forecast of distribution of blasting fragmentation
回歸分析了爆破試驗的炸藥單耗、底盤抵抗線與爆破塊度分維數之間的函數關系，對比不同裝藥結構爆破塊度的分維數，得出了同等條件下間隔裝藥與連續裝藥炸藥單耗差值的關系，以及裝藥結構對巖石爆破塊度分佈影響的規律。根據對巖石爆破破碎塊度分佈分形規律的研究，找出了預測孔網參數優化、爆破塊度分佈新的途徑。 -
The selection of primary parameters of demolishing the foundation of air compressor in the coal mine by static fragmentation measure, implementation method and blasting results are presented
摘要介紹了用靜態破裂法拆除煤礦空壓機基礎的主要參數選取、施工方法及破碎效果。 -
Analysis on foothold of researching into causes of rock fragmentation in blasting simple
巖石爆破破壞原因研究的立足點剖析 -
In this paper, theory bases, basic hypothesizes and research advances on prediction models of rock fragmentation distribution in blasting are introduced systematically and the characters of each model are analyzed, the cracking mechanism of blasting rock is discussed and the main parameters affecting distribution of rock fragmentation in blasting are analyzed, which are applied in open pit blasting optional design around home and abroad
本文系統地介紹了現階段國內外巖體爆破塊度預測模型建立的理論基礎、研究條件及最終結果，對各模型的特點進行了分析和評價。分析了主要爆破參數對巖石爆破效果的影響，並從理論上探討了巖石爆破破碎機理。 -
According to theory of fractal geometry, the relations of fragmentation distribution of blasting lumps and the fractals of fragmentation was got, and then established the relation of coal blasting lumps fragmentation of fractal value and parameters of blasting according to field, as well as guides the optimization of blasting parameters, and controls fragmentation of coal blasting, in order to estimate and forecast fragmentation before blasting
摘要根據分形幾何理論得出爆堆塊度分佈和塊度分維數的關聯關系，然後根據現場爆堆塊度分佈建立爆堆塊度分維值與爆破參數的關系，從而達到指導人們進行爆破參數優化，拉制煤體爆破塊度，進行爆前的塊度估算和塊度預測的目的。 -
In order to decrease the size of fragmentation and reduce blasting vibration effects on the stability of eastern open pit slope of tongshankou copper mine < this work involved two steps. first of all, based on the experiment in laboratory, this paper presented the optimum blasting parameters and applied it in practice
為降低銅山口礦露天采場生產爆破的大塊率和地震波振動強度，保證采場東幫陡邊坡的穩定，本文在對國內外大量文獻綜合調研的基礎上，首先採用正交設計對現場爆破參數進行了室內模型實驗，得出優化的模型爆破參數后又應用於生產。
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