2) plastics ball
球形塑料
1.
In the present work, two aerated bio-filters packed with the biomass carrier of shell and plastics ball respectively were evaluated simultaneously,and the transient behavior of nitrification efficiency were compared under the different influent pH values and ammonia lo.
采用曝气生物滤池,考察贝壳与球形塑料填料的硝化特性变化情况。
3) plastic microbails
塑料粉球
4) plastic balloon
塑料气球
5) Polymer/Inorganic composite material
塑料小球
6) plastic microspheres
塑料微球
1.
The penetrating performance of D_2 in plastic microspheres was studied.
针对激光惯性约束聚变物理实验打靶所需的氘氚燃料塑料微球靶进行微球强度和渗氘性能初步研究,测量了塑料微球球壳在20(室温)、40、60℃下的压缩强度,并实验测得了塑料微球在20、60℃下的氘气渗透率。
补充资料：各种增强改性塑料、塑料合金及制品
各种增强改性塑料、塑料合金及制品
督 一年种咐恤改日别州、喇料台金咬制品确厅脚爵‘卜厂曰佑
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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