منابع مشابه
Dragline Bucket and Rigging Dynamics
This paper is a continuation of work originally undertaken by the authors which predicts the static pose of a 1:20 scale dragline bucket and rigging throughout its workspace. Based on the results of this prior work, a two degree of freedom pendulum model is used to describe the dynamic response of the bucket to a small velocity inputs of the drag-rope. Linear differential equations, valid for s...
متن کاملReclamation of Acid Soils
Contents 1. Introduction 2. Soil acidity and its indices 2.1. Actual acidity. 2.2. Potential acidity. 2.3. Cation (positive ion) exchange capacity and saturation with bases. 3. Natural reasons for increasing soil acidification 3.1. Leaching regime. 3.2. Soil-forming rocks and plants. 3.3. The distribution of acid soils. 4. The reasons for anthropogenic acidification of soils. The phenomenon of ...
متن کاملRe-enchantment and Reclamation
Re-enchantment and Reclamation is a two-year research project, begun in 2006, involving four artists based at Lancaster University UK, who are collaborating with four artists from the UK and abroad. Through a programme of workshops and lectures the project aims to discover and develop methods in dance, film, and the sonic arts for re-enchanting and reclaiming the landscape of Morecambe Bay in t...
متن کاملRecycling and reclamation.
I t used to be said that the Chicago nieat packers utilized everything but the pig's grunt. Many o f our latter,jay environmentalists seem to feel that the sanie degree o f tfficiency can be applied to recovery and reuse o f our nalion's mountaim of solid wastes. N o doubt. we can recover considerably greater amounts than we are presently nianaging. but this approach to the solution o f the sol...
متن کاملThe ISS Reclamation Data Bank.
Since the issue of the first regulations concerning the remediation of contaminated sites, the Istituto Superiore di Sanità, on the basis of specific requests, has drawn up various technical opinions regarding the proposed reference values (quality standards) for soils and underground waters, to be achieved when remediating contaminated sites, for substances for which no standard limit values d...
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ژورنال
عنوان ژورنال: Journal American Society of Mining and Reclamation
سال: 1987
ISSN: 2328-8744
DOI: 10.21000/jasmr87010415