盐溶液以及其他各种电解液等溶液介质的沉浸测试。 该试验箱满足ASTM D870 以及其他类似的溶液沉浸测试标准。

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Feb. 3, 2025 — Maternal vitamin D levels in the first trimester were related to both prenatal growth and pregnancy outcomes, according to a new study. Low vitamin D levels during the first ...