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1)  Seed dropping angle
落种角
2)  impact angle
落角
1.
In this paper,the factors,such as fragments initial velocity,the mass and shape of a single fragment,the blasting height,impact angle and terminal velocity of the projectile and so on,which affect the lethality of premade fragments were analyzed,and the conditions,which make the lethal area largest,were calculated,and the theoretic gist for optimum design of the projectile were provided.
文中分析了影响预制破片杀伤威力的诸因素,破片初速、单个破片的大小和形状、弹丸的炸高、落角、落速等,解算使得杀伤面积达到最大值的条件,为弹丸的优化设计提供理论上的依据。
2.
To meet the requirements of penetrating,which induces a larger impact angle and a smaller terminal angle of attack,the terminal attitude control should be added to laser-guided bombs guidance.
在采用过重补比例导引制导律来增大落角的同时,也使末段攻角比较大。
3)  corner stories
角落
1.
I call those stories which happen in the corners as“the corner stories.
在三年阅读儿童文学的过程中,我发现一个很奇妙的现象,那就是许多童话的发生地往往是那些被我们所忽视或遗忘的角落:比如地板下,壁橱里,窗户外,甚至是北风之后等等。
4)  corner [英]['kɔ:nə(r)]  [美]['kɔrnɚ]
拐角,角落
5)  larch(Larix)species
落叶松种
1.
Three-years phenological variation after afforestation and annual growth of 7 larch(Larix)species,7 hybrid(intra-species or inter-species)families were observed and measured in Dagujia forestry station in Qingyuan County,Liaoning Province.
对造林后1~3年生7种(变种)落叶松和7个种内和种间杂种家系的9个物候期进行连续定株观察及生长量调查,利用方差分析方法研究落叶松种间、家系间物候期的变异,利用主成分分析方法划分落叶松种(家系)的物候群,利用典型相关分析方法确定物候期与幼林生长量之间的关系。
6)  deciduous tree
落叶树种
补充资料:落角
分子式:
CAS号:

性质:又称落下角或落角。当在平台上形成一个自由堆角或注入堆角后,将少量物料再下落到平台上,下落物料的冲击引起原料堆塌或堆角的减小,由此形成新的角度称为落角。物料自由流动性能愈好或溢流性能愈好,落角就愈小。

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