1)  double-row concave ridge
双行凹型垄
1.
The effects of double-row concave ridge and film mulching on phosphorus content in flue-cured tobacco leaves and soils were studied by field and laboratory experiments.
采用田间试验与室内分析相结合的方法,探讨了烤烟地膜覆盖与双行凹型垄结合对烤烟及土壤磷素含量的影响。
2)  two-row
双行
1.
And adopt tractor reverse operation activity, small & medium power wheeled tractor that was configured for two-row maize harvesting machine, a novel two-row of maize harvesting machine was studied and fabricated successfully.
通过对玉米秸秆粉碎装置的改进设计,降低了玉米联合收获机的整机功率消耗,并采用拖拉机倒开作业,实现了双行玉米联合收获机在中小功率轮式拖拉机上的配置,研制出一种新型双行玉米联合收获机。
3)  two line element(TLE)
双行元
1.
Regarding the mean orbit parameters from two line element(TLE) initial value as initial information,coarse searching is performed by comparing geocentric angle from target to subastral point with observable arc.
以双行元初值求取的平均轨道参数为初始条件,通过目标与星下点在地球表面相对于地心的弧段是否小于可观测弧段进行预报的粗搜索,进而初步计算过顶与成像区域时间。
4)  two-pas
双行程
1.
Its characteristic was that during the drying process both the seeds and the inlet hot air went through the outer cylinder and inner cylinder (two-pas), so that seeds drying travel extended 20%.
在深入研究单行程红外辐射振动流化种子干燥的基础上,本文开拓出双行程振动流化干燥,其特点是在干燥过程中种子与供热热风均经两次行程,干燥装置总高度不变,其干燥行程增加20%。
5)  Double on
双行靠
6)  one big ridge two rows
大垄双行
1.
Study on the technology of the corn no-till planting of one big ridge two rows;
大垄双行玉米免耕播种技术研究
参考词条
补充资料:凹模壁厚及凹模垫板尺寸

型腔壁部投影面积            壁            厚,        毫          米
F, 厘米2              h1           h2         h3          h4         h5 
<5                   15~20        30~40      <=10        15~20      30~40
>5~10                20~25        40~50      10~15       20~25      40~55
>10~50               20~30        50~60      15~20       20~30      55~65
>50~100              30~35        60~75      20~25       30~40      65~70
>100~200             35~40        75~85      25~30       40~50      70~75
>200                  >40          >85       30~35       50~60       >80


说明:补充资料仅用于学习参考,请勿用于其它任何用途。