grain的例句大全

Protecting cultivated land is always the foundation for increased grain production.

　　保护耕地始终是增产粮食的基础.

The plain step lands is chief area of cultivated land and production grain in China.

位于中国干旱地区的河套平原,有着得天独厚的自然条件,在我国农业生产上占有重要的地位.

In order to strengthen artificial selection and to increase grain yield, the roles of root signals in wheat crops should be reduced.

在作物生产中，作物水环境得到了改善，强大的多年生竞争者基本消失，为强化人工选择力度，提高作物产量，麦类作物的根信号作用应当有所消弱。

The grain and rice quality characters are relatively disperse, because of the synthetic functionary results between ecological domestication and artificial selection.

籽粒和米质性状则相对分散，它是生态驯化和人工选择综合作用的结果。

The research expresses that the compressive strength of the artificial marble exceeds 90 MPa and the external appearance is neat and beauty by controlling the amount of fly ash and the grain class of the powder system.

研究表明，通过控制粉煤灰的添加量及粉煤灰的颗粒级配可以制备出压缩强度达90MPa以上、外观平整美观的人造大理石制品。

These people have now become almost self-sufficient in grain crops.

这些人的粮食现在已经差不多能自给了.

The best-known grain crops are wheat, barley, oats and maize.

人们最熟知的粮食作物是小麦 、 大麦 、 燕麦和玉米.

The best-known grain crops are wheat, oats and maize.

人们最熟知的粮食作物是小麦、小麦 、 燕麦和麦子.

Spring wheat sown area of grain crops accounted for 9 0 %.

春小麦占粮食作物播种面积的90%以上.

Data of Grain Crops in this table are estimated from sample surveys.

本表粮食作物均为农产量抽样调查数.

There are very important for protecting grain crops.

这对保护谷物庄稼十分重要.

Summer crops usually account for about 23 percent of the nation's annual grain output.

夏季粮食产量一般占全年粮食产量的23%.

Preferential corrosion cracking at or along the grain boundaries of a metal.

优先腐裂或沿着金属晶界发生的腐蚀.

Stress corrosion cracking in which the cracking occurs along grain boundaries.

沿着晶界发生的应力腐蚀开裂.

So the edge extracting must be done for grain measurement.

为了测量颗粒粒径,需要做边缘提取.

Grain yield/ plant is about 2.02 times of area of ear axis section;

单株籽粒产量大约是果穗轴截面积的2.02倍；

Pure classic craft, ivory archaize cupboard door, shallow wooden-grain top line, lamp line and decoration column and sky orange background, colour is harmonious.

纯古典工艺，乳白色仿古柜门，浅木纹顶线、灯线及装饰柱与天空橙背景，色彩和谐。

Simulation Models on Nitrogen Nutrient and Grain Quality after Anthesis in Barley

大麦花后氮素养分和品质的动态模拟

Structure Optimization and Experiment on Disk-type Quick Tester of Angle of Repose for Grain

谷物休止角圆盘式快速测试仪结构优化与试验

The mature pollen grain is 2-celled. ( 2) The ovary has 1 locule and there is 1 anatropous ovule in each locule.

成熟花粉为2-细胞型。（2）牛膝菊子房一室，每室一枚倒生胚珠，具单珠被，薄珠心。