grain单词什么意思_grain单词解释 grain的反义词grain的例句

名词谷物，粮食; （沙，金，盐等的）颗粒; 谷粒，籽粒; （木材，大理石等的）纹理

及物动词把…作成细粒; 把…漆[画]成木纹; 染透; 刮去（皮上的）毛

不及物动词成谷粒

6. grain什么意思

1. 颗粒：视觉心理期待是一面纯白的颜色,如果上面布满了不同颜色的小点而双眼能辨认出来时,这样的视觉感受,就会是『颗粒感』. 影响影像(在这里指的是最后呈现在相纸上的)颗粒(grain)的大小原因,来自於底片本身性质的部分大概是:

2. 晶粒：(sure)第三段:第二种理论是说化学腐蚀断裂的发生是因为合金原子之间的结合是不均匀的,在组成合金的 晶粒(grain)之间不稳定,在化学物质作用下会发生晶粒内部的断裂,但是这种理论也有缺陷,

3. 粒度：关于尺度的定义有许多方式,在景观生态学中,尺度主要是指空间和时间上的粒度(grain)和幅度(extent). 任何景观现象和生态过程均具有明显的尺度特征,景观特征通常会随着研究尺度的变化而出现显著差异. 以景观异质性为例,

1. 谷粒
A grain of wheat, rice, or other cereal crop is a seed from it.

e.g. ...a grain of wheat.
一粒小麦
e.g. ...rice grains.
米粒

2. 谷物（尤指小麦或玉米）
Grain is a cereal crop, especially wheat or corn, that has been harvested and is used for food or in trade.

e.g. ...a bag of grain.
一袋谷物
e.g. ...the best grains.
优质谷物

3. 细粒;微粒;小颗粒
A grain of something such as sand or salt is a tiny hard piece of it.

e.g. ...a grain of sand.
一粒沙子

noun

1. the physical composition of something (especially with respect to the size and shape of the small constituents of a substance)

e.g. breadfruit has the same texture as bread
sand of a fine grain
fish with a delicate flavor and texture
a stone of coarse grain

Synonym: texture

2. the direction, texture, or pattern of fibers found in wood or leather or stone or in a woven fabric

e.g. saw the board across the grain

3. the smallest possible unit of anything

e.g. there was a grain of truth in what he said
he does not have a grain of sense

4. foodstuff prepared from the starchy grains of cereal grasses

Synonym: food graincereal

5. a relatively small granular particle of a substance

e.g. a grain of sand
a grain of sugar

6. a cereal grass

e.g. wheat is a grain that is grown in Kansas

7. dry seed-like fruit produced by the cereal grasses: e.g. wheat, barley, Indian corn

Synonym: caryopsis

8. 1/7000 pound
equals a troy grain or 64.799 milligrams

9. 1/60 dram
equals an avoirdupois grain or 64.799 milligrams

10. a weight unit used for pearls or diamonds: 50 mg or 1/4 carat

Synonym: metric grain

11. the side of leather from which the hair has been removed