移栽前 的英文怎麼說
中文拼音 [yízāiqián]
移栽前
英文
pretransplanting-
Men had been cutting the water - weeds higher up the river, and masses of them were floating past her - moving islands of green crowfoot, whereon she might almost have ridden ; long locks of which weed had lodged against the piles driven to keep the cows from crossing
工人們已經開始在河流的上游割水草了,一堆一堆的水草從她面前漂過去就像是綠色的毛茛小島在移動,她差不多就可以站在上面了河裡栽有一排一排木樁,是為了防止奶牛跑過河去,這時擋住了流下來的水草。Based on the analysis of the kinetic track of the scallion during planting, basic relationships ' among the characteristic parameters of the transplanter with two flexible metal disks, including the velocity of the transplanter, the rate of transplanting, the spacing between seedlings, the angle of releasing seedlings, the diameter and length of seedlings, have been set up in this paper, and then a mathematic model of optimum design for the transplanter with the final planting angle of seedlings ( y = 90 ) has been formulated and solved with good results. according to the optimum solutions, a new type of transplanter with two flexible metal disks has been developed and the field tests of the transplanter have been conducted
為了實現大蔥機械化移栽,作者分析了國內各種移栽機的結構特點,確定了以撓性圓盤式栽植器為研究對象,在分析撓性圓盤式栽植器的運動軌跡和特徵參數的基礎上,完整地確立了撓性圓盤式移栽機的基本參數:栽植頻率、栽植株距、機組前進速度、輸送帶上秧槽的間距、撓性圓盤半徑、撓性圓盤的轉速、夾苗株數以及傳動比之間的相互關系,並建立了以蔥苗栽植傾角= 90為目標的優化設計數學模型,提出了撓性圓盤式大蔥移栽機的優化設計方法。Abstract : the pot - experiment shows that the coated - and mixed - fertilizer applied to rice only once can meet the need of rice in its various growth periods and increase the yield of rice
文摘:盆栽試驗表明,一次性水稻專用塗層復混肥一次性施用能滿足水稻各生育期的需要,並能促進養分由稻稈向穀粒的轉移,提高成穗率和產量,使用方便,節省勞力,有較好的推廣應用前景。Because the bowl seeding has no harm to the stock when transplanted, therefore it is used widely and tends to replace the hole seeding
目前在蔬菜種植業中,由於營養缽育苗移栽時對苗無損傷,所以有取代傳統穴盤育苗的趨勢。分享友人