aggregate yield 中文意思是什麼
aggregate yield
解釋
總當量-
The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material aboratively, at last yield a ultrahigh strength cement - based material ( uhscm ), whose compressive strength exceeded 120 mpa, mainly by using 625r ordinary portland cement, superfine aggregate - - silica fume, superplasticizers and so on
本文在廣泛閱讀國內外有關資料的基礎上，採用正交設計，科學地安排試驗方案，精心選材，用625r普通硅酸鹽水泥、超細顆粒集料硅灰、高效減水劑等材料，採用常規工藝配製出了一種抗壓強度超過120mpa的超高強水泥基材料。 -
The study of nt began in the 1950s in our country for high yield. the experiment indicated that long - term of nt could improve the soil ' s physical structure and the soil ' s sluice capacity, and could aggregate the accumulation of various nutrients in soil and increase plant yield
試驗發現：長期免耕，能改善土壤物理結構，增加土壤蓄水量、容重、土壤溫度和水穩性團聚體，有利於土壤中各種養分的積累，特別是有機質積累很快，出現上高下低的分層現象，並相應增加作物產量。 -
Planned aggregate yield
計劃總當量 -
The adaptive restructuring has gone through 3 periods, one in which the grain production was taken as the baseline to drive behind the aggregate growth, followed by that the grain production should never be let loose but diversified farming be explored, and then by the phase that targets at the efficient farming for high yield and quality
中國農業適應性結構調整經歷了三個階段： 「以糧為綱，全面發展」的階段、 「決不放鬆糧食生產、積極發展多種經營」的階段、發展「高產、優質、高效農業」的階段。
分享友人