Instead of surface sacrificial layer and bulk micromachining technique, using polymer as thermal isolation material decreases cost and improves yield.
以聚合物材料作为绝热材料，避免了表面牺牲层工艺和体加工技术，降低了成本、提高了成品率。
NBE storage bins and hoppers provide dry bulk material processing operations an efficient, space-saving, cost-effective, and clean method for temporary storage or transport of dry material;
NBE储料斗提供干燥的，散装材料处理工艺，具有成本划算，节约空间，干净清洁等优点，可临时储存或输送干燥材料；
The bulk sampling discussed in this paper is primarily interested in estimating the mean quality of the bulk material with reasonable cost, so as to adjust the price and process duly when necessary.
散料抽样的目的是为了对总体质量进行估计，以方便定价或进行生产质量控制等。
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