forward feeding 中文意思是什麼
forward feeding
解釋
順流送料-
The frozen coal destruction is the tension stress destroys, and establish the frozen coal cutting model in this foundation, obtains the cutting force, feeding force, tooth spacing according to the smallest energy principle. bring forward a rotary drilling mothod to unload the frozen coal, the broken ability is strong, without frozen depth limits, then obtains this machine working parameters, has combined this method with a grab and determined the plane of vehicle - carried rotary drilling movable coal - unloader
凍煤破壞是拉應力破壞，在此基礎上建立了凍煤的切削模型，根據最小能量原理得到截割力，進給力和截齒間距的計算公式，分析得到截割力與切削厚度成正比，隨著前角的增大而減小;截齒最優截距與截齒尺寸有關且與切屑厚度成正比;進給力隨著截齒前角增大而增大的規律。 -
( 2 ) starting off with analyzing the forces affected on single dry solid granule on the roller screen, the relative slippage and slipping condition of granule at the tangential direction and axis direction of roller screen are discussed, and the average slipping conveyance velocity from feeding end to discharging end is given. the throwing conveyance of granule is discussed, the throwing coefficient of roller screen and its varying rule, and the concept of average throwing coefficient and its computing method are put forward, the starting condition and terminating condition for throwing motion of granule on the roller screen and the throwing conveyance velocity of granule are researched. the influence on throwing motion of granule by the rotating velocity of roller screen is discussed as well
（ 2 ）從筒式篩網上單顆干固相顆粒的受力分析著手，討論了顆粒在筒式篩網面上的切向相對滑動和軸向相對滑動及滑動條件，並導出了顆粒從進料端向出料端滑動運移平均速度；討論了顆粒的拋擲運移，給出了筒式篩網上的拋擲指數及其變化規律，提出了筒式篩網的平均拋擲指數的概念及計算方法，研究了筒式篩網上顆粒拋擲運移的產生條件和終止條件，以及顆粒拋擲運移的輸送速度；還討論了筒式篩網的旋轉角速度對顆粒拋擲運動產生的影響。 -
Abstract : according to the daga of crops yield and soil fertility changes of long term application of fertilizer and nutrients recycling obtained from ecological stations scatrtered in four typical areas under chinese academy of sciences and state minisetry of science and technology, the circulation ratios of organic carbon, phosphorus and nitrogen in the process of feeding - composting in were put forward in the agricultural system of black soi area, the ratios were about 0. 3, 0. 61 and 0. 49, respectively
文摘:根據中國科學院和國家科技部分佈於四大類型地區的生態站進行的長期施肥及養分循環再利用的作物產量、土壤肥力質量變化研究數據，提出了黑土區農業系統投料中有機碳和磷、氮在飼養? ?堆腐過程中的循環率。 -
Eye position in freshwater dolphins, which often swim on their side or upside down while feeding, suggests that what vision they have is stereoscopic forward and upward
淡水海豚眼睛的位置經常在游泳或進食時在一邊或倒著，表明他們有前面或下面的立體視覺。 -
Conditions of application have been put forward with recommended mechanics and devices proper for positioning of feeding of different types of punching die based on varieties of type and technical performance of positioning
根據定位機構與裝置的不同類型及其技術性能，提出了選用條件，推薦了不同結構類型沖模採用的合理送料定位機構及裝置。 -
Put forward the emphasis of preparing work and trial run before a new built pet plant start - up, including working out the network plan, washing the equipment and pipe system, calibrating the plant, and making the leakage test, the linkage and feeding trial run
摘要提出了新建聚酯裝置投產前工作準備和試車工作的要點，包括網路計劃的編制，設備及管道系統的清洗，裝置的標定，泄漏試驗，聯動試車及投料試車。 -
On the basis of the analysis of the crushing mechanism of feeding type crushers and in view of their structural characteristics, a calculation method for this kind of crushers by computer imitation is put forward so as to provide a theoretical basis for their design
在分析喂給式破碎機的破碎機理的基礎上，針對其結構特點，利用計算機模擬方式提出了該種破碎機生產能力的計算方法，可為其設計提供理論依據。 -
Secondly, the control of position loop was improved by using compound control with velocity and acceleration feed - forward control and digital notch filter control in feeding servo system
其次對位置環的控制進行了改進，將位置前饋改進為速度前饋和加速度前饋，並在前向通路中增加了一個數字階式濾波器組成復合運動控制器。
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