The scratch resistance of tinplate has attracted more attention recently. However, there is no standard test method for evaluating this kind of properties of tinplate so far.

电镀锡板弧表面抗划伤性近来受到越来越多的重视，但至今对此尚无统一的标准测试方法。

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The autogenous shrinkage of HPC develops greatly and mainly during early age due to a low water binder ratio, but there is no standard test method for early autogenous shrinkage of the concrete.

高性能混凝土因水胶比低、自收缩大且主要发生在早期，而目前对于早期自收缩的测量还没有统一标准可依。

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ASTM D5848 Standard Test Method for Mass Per Unit Area of Pile Yarn Floor Coverings.

ASTM D5848簇绒纱线地毯单位面积质量的试验方法。

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Although this method is considered the gold standard for estimating sodium intake, that lone urine test may not provide an accurate snapshot of the participants' everyday intake over the full eight-year study, as the researchers themselves note.

CNN: Huh? Low-salt diet ups risk of fatal heart attack?

Patsalis of the Cyprus Institute of Neurology and Genetics said his team is developing a noninvasive method to test for Down syndrome by comparing fetal DNA to the mother's using standard lab equipment, instead of pricey gene-sequencing gear.

WSJ: New Prenatal Tests Offer Safer, Early Screenings