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Following its launch in january , urgentrx powders have been sold in 3,000 stores nationwide .

自今年一月成立以来，UrgentRx公司的粉末已经在美国3,000多家店铺销售。

Cheaper metal powders would make 3d printing much easier .

成本更低的金属粉末可以使3d印刷容易的多。

Other systems use powders as the print medium .

还有一种系统是利用粉末作为打印介质的。

They extracted dna from the tablets , powders and herbal teas .

他们从药片、粉末和草药茶中提取dna。

The team has been developing a new approach to the problem : lasers made of ceramic powders that are pressed into spark-plug sized cylinders .

针对这个问题，该团队已经开发出一种新方法：将由陶瓷粉末制成火花塞大小的激光器压入汽缸中。