找回密碼
 To register

QQ登錄

只需一步,快速開始

掃一掃,訪問微社區(qū)

打印 上一主題 下一主題

Titlebook: Introduction to Agricultural Engineering; A Problem Solving Ap Lawrence O. Roth,Harry L. Field Book 1992Latest edition Aspen Publishers, In

[復(fù)制鏈接]
樓主: 壓縮
21#
發(fā)表于 2025-3-25 03:59:59 | 只看該作者
Weather, production is based on the growth of plants, and those plants require an optimum environment for maximum production. However, maximum production is seldom realized in the natural environment because the weather seldom matches the needs of plants. Anytime that the real environment is significantly d
22#
發(fā)表于 2025-3-25 07:29:43 | 只看該作者
Water Runoff,outlet needed for a parking lot or the size of a waterway needed to drain terraces, or to determine the rate of flow through the spillway of a farm pond. In this chapter we will discuss one method that can be used to calculate the rate of runoff.
23#
發(fā)表于 2025-3-25 13:06:33 | 只看該作者
24#
發(fā)表于 2025-3-25 19:37:55 | 只看該作者
Irrigation,his problem has been irrigation. For effective and efficient use of irrigation one must know its effect on plant production, the best system for a given field and water supply, how much water to apply and when to apply it, and the quality of the water. This chapter will discuss some of these aspects
25#
發(fā)表于 2025-3-25 22:28:23 | 只看該作者
26#
發(fā)表于 2025-3-26 02:21:13 | 只看該作者
27#
發(fā)表于 2025-3-26 05:04:51 | 只看該作者
28#
發(fā)表于 2025-3-26 11:16:55 | 只看該作者
Equipment Efficiency and Capacity,In this chapter we will be concerned with the efficiency and the capacity of machines. Efficiency is a determination of how well something is done. In referring to machinery, it is an evaluation of how well machines do the tasks that they are designed to perform. Capacity is a measurement of the amount of performance that has occurred.
29#
發(fā)表于 2025-3-26 12:55:15 | 只看該作者
Work, Power, Torque, and Horsepower,anisms constructed from them, use three basic units of measure—force, distance, and time. These three units in various combinations and arrangements are the basis of the principles of work, power, and horsepower.
30#
發(fā)表于 2025-3-26 19:52:15 | 只看該作者
Power Trains,s, belts, and chains. These devices are used to deliver power to the individual components of a machine and to change it to meet each component‘s requirement. Changes in speed, direction of rotation, or torque may be needed. This chapter will illustrate some of the principles of power trains and provide examples of how these principles are used.
 關(guān)于派博傳思  派博傳思旗下網(wǎng)站  友情鏈接
派博傳思介紹 公司地理位置 論文服務(wù)流程 影響因子官網(wǎng) 吾愛論文網(wǎng) 大講堂 北京大學(xué) Oxford Uni. Harvard Uni.
發(fā)展歷史沿革 期刊點評 投稿經(jīng)驗總結(jié) SCIENCEGARD IMPACTFACTOR 派博系數(shù) 清華大學(xué) Yale Uni. Stanford Uni.
QQ|Archiver|手機版|小黑屋| 派博傳思國際 ( 京公網(wǎng)安備110108008328) GMT+8, 2026-1-21 01:14
Copyright © 2001-2015 派博傳思   京公網(wǎng)安備110108008328 版權(quán)所有 All rights reserved
快速回復(fù) 返回頂部 返回列表
雷山县| 靖边县| 那坡县| 苍南县| 奉节县| 普宁市| 吉林省| 峨边| 丰台区| 瓦房店市| 教育| 克山县| 阿尔山市| 雷波县| 安平县| 来宾市| 兴宁市| 棋牌| 富阳市| 德令哈市| 新泰市| 凯里市| 龙游县| 临沭县| 华蓥市| 澜沧| 托克托县| 郁南县| 固镇县| 得荣县| 久治县| 五峰| 石景山区| 石首市| 贞丰县| 玛纳斯县| 固阳县| 南靖县| 含山县| 花垣县| 巫山县|