Рассмотрены процессы, возникающие при механическом вращательном способе бурения горных пород современными буровыми инструментами с алмазным вооружением, с учетом динамических процессов, влияния среды и сопротивления горных пород, а также линейной скорости приложения усилий резания-скалывания и раздавливания. Уделено внимание теории и совершенствованию конструкций буровых инструментов, вооруженных резцами типа PDC, алмазным однослойным и импрегнированным инструментами. Предназначена...
Описаны свойства глинозема и их влияние на механизм и скорость его растворения. Приведена информация о процессах массо- и теплопереноса, связанных с образованием и растворением криолитоглиноземных агломератов, корок и осадков. Представлены данные о формировании укрытия электролизера и свойствах глинозема, подвергнутого механоактивации. Предназначена для инженеров-металлургов алюминиевых и глиноземных заводов, аспирантов, студентов вузов и техникумов и специалистов в смежных областях –...
Having a well-trained sales team is like having insurance for your advertising dollars. Your marketing efforts capture the attention of buyers. The sales team converts those efforts into closed sales and satisfied clients. They are where the rubber truly meets the road in the auto industry. Implement the six tips in this e-book and watch as the confidence level of your team increases right along with your revenues. A few of the areas covered in this e-book include: How to plan activities that...
Japanese flower arranging has attracted a world wide following, and this book is a simple and clear introduction to the art.The first section illustrates thirty-six suggested flower arrangements with diagrams and full how-to-do-it instructions. The second part of the book explains the theory and technique of Japanese flower arrangement. The result is a book which gives an astonishing range of flower arrangements, clear explanations of how to make them at home, and an inspiring selection of...
Electrical wiring and circuitry can be a very exacting undertaking, with the great potential for negative results occurring if a circuit's connections are off by even one space. A circuit analysis guide provides a breakdown of every possible symbol and mechanism within a circuit diagram in order to educate electricians, engineers, and so on, about the proper ways to align a circuit and what common symbols to pay extra focus upon. Studying it and class texts should lead to excellence.
People who have never gardened are often intimidated by the thought of growing their own herbs but nothing could be simpler. With all the publicity about pesticides and other unwanted elements in our food, it makes sense to grow your own herbs and spices. It's rewarding, satisfying, convenient, and brings your kitchen closer to the natural, healthy processes that your great-grandparents enjoyed when they ate food they grew and raised themselves. The book Herb Gardening For Beginners: How to...
Vertical gardening is the process of gardening that is done vertically or upward. While the traditional gardening process is gardening with plots on the ground, vertical gardening is a different approach to gardening as it aims to plant crops in a vertical position or standing position. This can either be done through hanging plots or with frameworks as long as plants are not planted on the ground like in traditional gardening. There are several advantages of vertical gardening. One, vertical...
Aquaponic gardening is one of the best gardening options nowadays. This type of gardening refers to growing plants and fish at the same time. In other words, you use one aquaponics system that allows you to keep a garden and an aquarium at the same time. There are several reasons why aquaponic gardening is a good option nowadays. First, it is a very economical option. You only need to spend for a single system but have two types of hobbies or business opportunities. You don't need to have a...
Aquaponics is one of several alternative food growing techniques that are being embraced by food growers worldwide. An aquaponic growing system that combines aquaculture (where growers raise aquatic animals such as snails and fish in tanks) and hydroponics (the process of raising plants in water and growing them without the use of soil). In this system of food growing, the water from the aquaculture portion of the system is fed into the hydroponic system. From there by-products are broken down...
Many of the earliest books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.
The aquaponics fertilizing is the most explored topic in the field of organic farming. Aquaponic ponds can be established by extending the hydroponics farms. The aquaponics ponds are the best way to fulfill the grocery need of one's home by organic production of vegetables and fish. Even people have extended it to adopt as the core business, to not only yield an organic diet for themselves but for others too. The benefits acquired from aquaponics fertilizing is not limited, as it could add...