源的例句大全

Usually, pyrrhotite exists in many non-ferrous metallic ores as an associated mineral with little industrial value, but it is the main resource of sulfur.

磁黄铁矿（Fe1-xS，Ox0.223）往往以伴生形式存在于许多有色属矿中，其本身工业价值不大，却常是金属矿中S的主要来源。

Potential Coexisting and Associated Mineral Resources in Coal and Coal-bearing Strata& An Issue Should Pay Close Attention to

煤和含煤岩系中潜在的共伴生矿产资源&一个值得重视的问题

This transformation reflected the new trend between state and rural society during the reign of Xianfeng and Tongzhi: the state continuously penetrated into the local society in order to seize revenues, while rural society achieved a certain degree of autonomy through the transformation of Green Crop Societies.

这一演变折射出咸同年间国家与乡村社会之间的新动向国家不断深入地方以攫取财源，乡村社会则在改造青苗会加以应对的同时实现了一定的自治。

Preliminary tests on a kind of crab pot for protecting resources

一种资源保护型蟹笼的初步试验

It also gives a detailed analysis of properties of various kinds of stock and cracking yield status, which has strong reference significance to increase the source of cracked stock in similar units.

详细分析了各种原料的性质和裂解收率情况，对于同类装置增加裂解原料来源具有较好的借鉴意义。

So why this quaint tradition? Where do these paper hats come from? The answer is the Christmas Cracker.

那为什么会有这个古怪的传统呢？戴纸帽子的传统来源于哪里？答案就在另一项圣诞传统活动圣诞拉炮！

The cracking gas of reservoir oil is an important source of natural gas.

油藏原油的裂解气是形成天然气气藏的重要气源。

The laptop called# does not use very much power and if no electricity is available, users can charge the battery by hand by turning their crank.

这种被称作的电脑并不费电，并且如果没有电源，用户可通过转动手柄进行手动充电。

Host-derived enzymes and other inflammatory mediators originating from the gingival crevice appear to hold the greatest promise as the salivary diagnostic test for periodontal disease.

其中来源于龈沟液中的自体衍生的酶和其它炎症介质，是唾液中最有希望作为牙周病诊断的标志。

They originate from the olfactory placode, wrap olfactory receptor neuron axon bundles and help them to extend through the cribriform plate into the olfactory bulb.

它起源于嗅上皮，包绕嗅神经束并支持和引导它们穿越筛板长入嗅球。

Some areas' water resources critical shortage has become hinders of their economical and social development bottleneck.

部分地区水资源严重短缺已成为阻碍其经济和社会的发展的瓶颈。

Sadly, in a world where obscure Rabelais translations provide critical evidence, the true reason may remain forever elusive.

可悲的是，在一个只有拉伯雷的不知名译本能提供关键证据的世界，握手的真正起源可能会永远不为人所知。

Study on the protective biology of precious hucho trout being in critically ill ⅲ resources evaluation of hucho trout and its reason of rare population

濒危名贵哲罗鱼保护生物学的研究Ⅲ.哲罗鱼的资源评价及濒危原因

Sugarcane is an important sugar and energy crop. In sugarcane production, nitrogen fertilizer and water are two most important factors.

甘蔗是重要的糖料作物和能源作物，在甘蔗栽培中，氮肥和水分是两个最重要的因子。

Safflower is a traditional Chinese medicinal plant as well as a new oil and industrial crop.

红花是传统的药用植物，也是新型的油用和工业用资源。

The rebuild electrostatic precipitator type CRS-8.24-3 uses current-constant control cubicle of HL-ⅲ, which has the performance of high precipitating efficiency and stable operating electric field.

改造为CRS-8.24-3型电收尘器后，又陆续使用了HL-Ⅲ型恒流源控制电柜，投产后的电收尘器具有收尘效率高、电场运行稳定等特点。

Research on Application of Crushed Brick Powder in Cement Mortar

废砖粉在建筑砂浆中的应用研究&建筑垃圾资源化技术研究之二

The stone will be hauled to a secondary crusher; a secondary source; a secondary issue; secondary streams.

这块石头将会拖到二号粉碎机；第二手来源；次要问题；支流。

Application of wet crushing in reutilization of discarded printed circuit boards

湿法破碎在废弃线路板资源化中的应用

In addition, the solid liquid interface shape was controlled by changing geometric parameters, such as quartz crucible, graphite support thickness and cooling radius.

同时通过改变石英坩埚、石墨托厚度，冷源半径等几何参数来达到控制固液界面形状的目的。