1) micro metallic con@
金属微锥
2) metal cone
金属锥面
1.
A single wrap helical antenna is appended with a metal cone,thus the radiation characteristic can be changed.
在单绕螺旋天线外加一个金属锥面来改变天线的辐射特性。
3) metal burr
金属钻锥
4) trace metals
微量金属
1.
The effects of trace metals on the process of anaerobic digestion for straw were studied under the conditions of adding Co,Ni and the mixture of Co and Ni.
3种投加方式对厌氧消化系统的促进效果存在差异,其中投加Co+Ni混合微量金属是提高稻草厌氧消化效率和产气量的有效方法。
2.
The effect of supplying trace metals of Fe, Co, Ni on the performance of lab scale upflow Anaerobic Filter(AF) treating simulated coking plant wastewater was studied in this paper.
本文研究了投加微量金属元素对小试规模上流式厌氧滤池处理模拟焦化废水的影响。
3.
y experiments in the Zhujiang River estuary, the influences of suspended matter on the phases of trace metals Cu, Zn and Cd and their biological toxicity as well as the influences of humic acids on complex effects of trace metals Cu, Zn and Cd and their biological toxicity are studied.
通过实验，研究了珠江河口海区悬浮颗粒物质对微量金属Ｃｕ，Ｚｎ和Ｃｄ化学相态和生物毒性的影响，以及腐植酸对微量金属Ｃｕ，Ｚｎ和Ｃｄ络合作用和生物毒性的影响，从而回答一些目前仍有争议的问题。
5) metal micro-tubes
金属微管
1.
The preparation of metal micro-tubes via electroless plating using spider silk as templates was investigated.
研究了以天然蜘蛛丝为模板,利用化学镀工艺制备金属微管的方法。
6) metal powder
金属微粉
1.
The coating is formed by interface adsorption as following:first,the fine metal powders are deposited on the surface of steel parts;secondly,the loose metal powders are compacted and deformed;finally,the metal powders are inlaid into the coating.
机械镀是在室温下利用金属微粉直接在工件表面上形成镀层,是一种以无结晶方式形成金属镀层的工艺。
补充资料：微锥
见钙质超微化石。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条