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Based on a systematic study of a considerable number of polished ore sections as well as ICP-MS and electron microprobe analyses, the authors have found that the main sulfide minerals include galena, iron-poor sphalerite and chalcopyrite, whereas silver minerals are composed chiefly of native silver, pyrargyrite, argentite, polybasite, and argentiferous freibergite.

文章首次对其矿石矿物进行了系统的研究，通过对大量矿石光薄片观察、等离子质谱和电子探针分析，表明具有工业意义的硫化物主要有方铅矿、贫铁闪锌矿、黄铜矿，银矿物主要有自然银、深红银矿、辉银矿、硫锑铜银矿、含银黝铜矿，它们与硫化物共生，多沿方铅矿、贫铁闪锌矿等颗粒间或者裂隙产出。

Therefore, the studies of Chinese armory can also help modern the design protection measures to a considerable degree.

古代铠甲的研究，对今天的相关防护器具的设计也起着借鉴的作用。

For many years, Cecilia Arne traveled and performed with her husband and both enjoyed considerable popularity.

多年来，瑟西利娅·扬格和她丈夫一起巡回演出，两人都获得了相当的知名度。

Although primitive, the arquebus is able to inflict considerable damage and panic when used at close range, and can penetrate almost any armour.

尽管火绳枪极为原始简陋，但仍可对敌军造成巨大杀伤和心理恐慌，其威力亦足以穿透任何盔甲。

By telephone to understand, because a considerable number of customers would like to take shelter in S ARS's thunder.

通过电话了解，因为有相当多的客户希望借此在S ARS的住房的风头。

As a general rule, language change is universal , continuous and , to a considerable degree, regular and

语言变化是普遍的，持续的，在一定的程度范围内规则的，系统的变化。

Mrs. Bolton with considerable asperity said that she had a headache, and would much rather go home.

包尔顿太太却板着脸，她说她有些头痛，最好还是回家。

Combustion and/or evolution of considerable heat;evolution of flammable , toxic or asphyxiant gases

燃烧和；或放出大量的热；放出易燃、毒性或窒息性气体

They can stay inside for only three or four hours, always at considerable risk from cave-ins and asphyxiation.

Ohbayashi使用日本新"土压平衡"的方法，从而消除这些问题。

The content of mineral elements in ripe fruits of M.sieversii from 78 seedings at Mohe Town,Gongliu Country were analyzed using Atomic Absorption Spectrophotometer.The results indicated that M.sieversii seedings presented considerable genetic variations in content of mineral elements with the range of variation coefficients from 24.2% to 54.0%.So it has large potential for further selection.Four elite seedlings were selected,namely large fruit type,high Ca content type,high Zn content type and high damascenone content.As the predominant component of Ily wild fruit tree forest,Malus sieversii had occupied an area of 9300ha.But the inherent reproduction system of M.sieversii and genetic diversity of the species were destructed in different degrees,as a result of farming assart,over grazing and damage by Agrilus mali.

上述结果支持"新疆野苹果可能是栽培苹果祖先种"的结论；②对巩留县莫舍乡的新疆野苹果78个实生株系果肉组织Ca、Mg、Fe、Zn、Cu、Mn6种矿质营养元素进行测定的结果表明，每种矿质元素含量单株间差异显著，变异系数在24.2％～54.0％，遗传多样性丰富，进一步选择的潜力很大；③根据新疆野苹果果实形态、香味物质和矿质元素含量等的测定结果，初步筛选出了大果型、高钙型、高锌型和大马酮型等4个特异性状单株；④调查发现，由于农田开垦、过度放牧以及苹果小吉丁虫的蔓延危害，目前伊犁野果林面积逐年减少，野苹果固有的繁育体系和遗传多样性受到不同程度的破坏。

It goes back to what I told you...

现在回到我告诉过你的。。。

With a supporter in Mr Charest and an admirer in Mr Dumont, Mr Harper may be encouraged to call an election himself.

由于在沙雷那边有个支持者，杜蒙那边有个崇拜者，鼓励哈珀为自己举行一次选举。