查询词典 source material

The second source of material that informed ourrecommendations was clinical judgement, that is, our collective knowledge andclinical experience, which takes into account benets, risks, and costs in the

不幸的是，缺乏高质量的证据的形式和良好临床控制试验，即直接与另种方法比较一类药物，或某一特定联合疗法不同的糖尿病治疗方案比较。

LiFePO4/CNT composite cathode material was prepared by sol-gel method with lemon as carbon source and chelator.

以柠檬酸为碳源和螯合剂，通过溶胶-凝胶法制备了LiFePO4/CNT复合正极粉体材料。

Although forest insects and pathogens cause various detriments,they also make positive contributions to forest succession,material cycling and energy flow,a food source,creating wildlife habitat,etc.,and further,in an ecosystem perspective their contributions are critical to forest biodiversity,soil fertility and long-term forest health and sustainability,so forest managers must consider both the detrimental and beneficial functions of insects and pathogens.

森林昆虫和病原物虽然能引起林木损伤与死亡，但它们在森林演替、物质循环和能量流动、食物来源、创造野生动物生境等方面都作出了积极的贡献，而且在一个生态系统发展前景中，对于森林生物多样性、土壤肥力、森林的长时期健康和稳定性等方面，它们的促成作用也是必不可少的。因此，森林经营者应当考虑昆虫和病原物的害与益的两方面作用。

There seems to be little correlation between material surface resistivity and risk of ignitions [12] and many materials with conductive fibres can be a source of incendive ESD if not earthed.

未来某些特定的产品和应用也许会有一系列的相关测试方法，例如橡皮软管、轮胎和车轮、输送带和运输带鼓轮、工具、喷漆以及清洁。

Lamp shell is made of light weight alloy material and processed by high-tech spray treatment, wear and corrosion resistance, waterproof and dustproof; ingenious structural design, expanded space for heat dissipation, reducing temperature and increasing the service life of the light source

外壳选用轻质不锈钢并进行高科技喷涂处理，耐磨抗腐，防水防尘；精巧的结构设计，扩大了散热空间，减少了温升并提高了光源的使用寿命

The liquid was then collected from public latrines, where it served as the valuable raw material for a number of chemical processes: it was used in tanning, and also by launderers as a source of ammonia to clean and whiten woollen togas.

随后公共厕所中的液体被收集起来，作为珍贵的原料用于一系列化学生产过程中：它被用于制革，洗衣工人也将其作为清洁和美白羊毛制服。

This research is expected with the control method of the source, direct proportion of amount of material entered physical composition in the paper、textiles、plastics、leather-rubber, discuss reaction ash in lead content of heavy metal in study.

有鉴於此，本研究期望藉由源头控制方式，主要则是针对垃圾进料组成中之纸类、纤维布类、塑胶类、皮革橡胶类进料量比例，探讨反应生成灰中铅重金属含量之研究。

Thus, it is quite necessary to deeply investigate some related problems, such as stray light transfer, stray light analysis and calculation, stray light suppression method, and baffle system design, bi-directional reflectance distribution function of material surface, and accurate quantitative analysis and measurement of stray light performance of optical systems, like point source transmittance etc.

因此，对系统杂光的产生和传输、分析和计算、杂光抑制措施的采用与遮光系统的设计、材料表面BRDF以及系统杂光PST的定量测试等方面进行深入研究，是非常有必要的。

This article main research take the titanium sulfate and the iron trichloride as a raw material, take the urea as the alkali source, uses the cryochemistry method, the synthesis superfine TiO2-Fe2O3 compound photocatalyst, and has studied the sample structure and the ultraviolet receptivity with the X-ray diffraction and the ultra-violet spectrograph.

本文主要研究以硫酸钛和三氯化铁为原料，以尿素为碱源，采用低温化学方法，合成超细TiO2-Fe2O3复合氧化物，并用X射线衍射和紫外光谱研究了样品的结构和紫外吸收性能。

The US$7.2M project, designed to produce 71,000t/y of copper alloy tube, will source its raw material and sell its output outside Vietnam.

这个投资720万美元的项目计划每年生产铜合金管71，000吨，其原料供应来源于越南以外的地区并将在越南以外的地区销售。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。