查询词典 seed-grain

Accounting by Scherrer equation, it is showed that the grain size of TiN in (111) and (200) crystal face is less than 20nm at large and the size in (220) crystal face is mostly less than 10nm, forming nanocrystal grain, consequently coming into being surperhard result by grain refinement.

采用Scherrer公式计算出TiN相的(111)和(200)晶面的晶粒尺寸普遍0nm，(220)等晶面对应的晶粒尺寸普遍0nm，形成了TiN纳米晶，从而产生晶粒细化致硬的效果。

Our main grain-growing area s face many problems in improving the synthetic production of grain and protect the safety of our grain.

我国粮食主产区在提高粮食综合生产能力、维护国家粮食安全、实现农民增产增收等方面面临着诸多问题，当前国家加大对粮食主产区保护和支持是十分必要的，又是极为紧迫的，也是切实可行的。

Guangdong said a county-level leadership, grain farmers will always be rich, the development of urbanization, industrialization, we must project to land; A large grain-producing counties north leadership were of the view that the main grain-growing areas are backward, because two off underdevelopment.

广东省一位县级领导说，种粮食农民永远富不了，要发展城镇化、工业化就要上项目，就要用地；北方一个产粮大县的领导则认为，粮食主产区之所以落后，就在于二产不发达。

Food: 1 MOA said yesterday that by 2020, China will increase food supply by 60mt, via adding 50mn Mus of grain-growing acreage and raising unit yield. 2 State Administration of Grain said yesterday that China now has a total grain reserve at 350mt, 70% of annual consumption.

农业部昨日表示到2020年，将增加粮食面积五千万亩左，再加上粮食作物单产提高，中国将增加粮食供应6000万吨。2）国家粮食局昨日表示，中国目前粮食储量为35000万吨，相当于全年粮食消费量的70%左右。

Orientation method for the determination of grain boundary character distribution, single section trace method for the analysis of low??index grain boundary plane and five parameter method for the measurement of grain boundary plane character distribution are discussed significantly.

重点讨论了基于EBSD技术的晶界特征分布测定取向差法、低指数晶界面测定单一截面迹线法和晶界面特征分布测定五参数法。

Mapping of QTLs underlying grain length, grain breadth and grain weight was performed, using the complete SSR maker linkage map (the other six chromosomes were constructed by another student) and the statistical method of composite interval mapping. A total of 13 QTLs were detected, 5 for GL, 5 for GB and 3 for GW QTLs g13 and gw5 showed the largest effects on GL and GW respectively, explaining 17.36% and 21.33% of phenotypic variances of the traits.

利用完整的SSR标记图谱（另外6条染色体由另一位研究生完成，应用复合区间定位法（Composite Interval Mapping，简称 CIM；Zeng，1994；Wu等，1996）对影响稻谷粒长、粒宽和粒重的QTL进行了全基因组扫描。

With the increase of the mischmetal addition,Ce and La prefer the formation of Al Ce and Al La compounds to be accumulated to grain boundary with the prevention of grain from growth resulting in grain refinement.

虽然过热处理对Mg Al系合金有明显的细化效果，但由于镁合金熔体温度的升高，使得氧化和吸气现象严重，结果反而降低了镁合金铸锭的品质[2 ] 。

Due to different place, different purpose, now there are many kind of grind brushes to be used to do different non-polish surface, the grain # for grain brush range from 36# to 500#, and the common used ones are 36#, 46#, 60#, 80#, the grain size of 46# is 425-355μm (internation standard ISO, china standard GB2477—83),80＃is 212-180μm.

因这类石材使用的场合、目的和加工工艺不同，故其抛光不同规格非光面型板材时，目前多采用研磨刷。粒度号从36＃到500＃，正常情况下使用36＃46＃，60＃，80＃四个粒度。46＃磨粒粒度粒径为425～355(国际标准ISO，中国标准GB2477—83)，80＃为212-180μm。

The results were as follows the airdried density ( moisture content of wood is 12%), the basic density and the ovendry density were 0.583 g·cm-3, 0.462 g·cm-3 and 0.507 g·cm-3 respectively, the airdried density was at the medium level in domestic wood species;the shrinkage coefficient of radial, tangential and volumetric were 0.099%, 0.183% and 0.296% respectively, the maximum swelling were 4.106%, 7.958% and 12.627% respectively;the ratio of tangential shrinkages to radial shrinkages was 1.5-1.9;the toughness was 52.12 kJ·m-2;the hardness of cross, radial and tangential section were 41.53 MPa, 31.41 MPa and 35.51 MPa respectively;the compressive strength parallel to grain was 44.50 MPa ;the modulus of elasticity in static bending and the bending strength were 12.63GPa and 127.31 MPa respectively;the shearing strength parallel to grain of radial and tangential were 8.76 MPa and 10.54 MPa respectively;the cleavage strength to grain of radial and tangential were 124.3 N·mm-1 and 138.6 N·mm-1 respectively.

结果表明大叶栎木材的气干密度（含水率为12％）、基本密度和全干密度分别为0.583 g·cm-3、0.462 g·cm-3和0.507 g·cm-3，气干密度属于国产木材的中等级水平；径向、弦向和体积干缩系数分别为0.099%、0.183%、0.296%，湿胀率依次为4.106%、7.958%和12.627%，差异干缩为1.5-1.9，其尺寸稳定性较好；冲击韧性为52.12 kJ·m-2，端面、径面和弦面硬度分别为41.53 MPa、31.41 MPa和35.51 MPa，顺纹抗压强度为44.50 MPa，抗弯弹性模量和抗弯强度分别为12.63 GPa和127.31 MPa，径面和弦面顺纹抗剪强度分别为8.76 MPa和10.54 MPa，抗劈强度依次为124.3 N·mm-1和138.6 N·mm-1。

There is also a belief, from paper, paper direct comparison of the grain direction, easy-to-stiffness and transportation; blowing and horizontal grain direction of the paper is not enough stiffness to the two ends of the easy-to-source or curls, purging and transportation, so you should move the paper direction and straight grain feeding direction parallel to cards and membership cards.

还有一种说法认为，从输纸来看，纸张直丝绺方向比较硬挺，便于吹松和输送；而横丝绺方向纸张挺度不够，两头易于向下或者向上卷曲，影响吹松与输送，所以应将纸张直丝绺方向与输纸方向平行来制卡和会员卡制作。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。