等容粒径在沉沙输移中意义不大.The nominal diameter has little significance in sediment transportation.“等容粒径”是某一球体直径,它与某已知的颗粒体积相等.Nominal diameter is the diameter of a sphere of the same volume as the given particle.最高气缸压力高的循环燃烧速率快、燃烧过程...
这就是林业工人用以运送木材的空中索道.This is the cableway which the lumberjacks use to haul out their timber.值得在索道塔架设计中推广.So FEM is deserve extending in designing the tower.缆车 、 索道牵引、斜井卷扬 、 船舶 、 监井、张拉吊桥 、 各种起重提升、牵引.Liftin or towing for ca...
Micro means small, and microclimate refers to the climate conditions over a small area.“Micro”这个词的意思是“小”, Microclimate"是指小区域里的气候条件.A beneficent microclimate brings out the camellias betimes ( John Russell )有利的小气候使山茶花提前开放...