Removing visible surface corrosion before pitting begins (such as during a C-check) helps prevent conditions that can lead to crack initiation.

在出现斑点之前去除可见的表面腐蚀(诸如c -检)有助于预防发生裂纹。

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There are three types of seasonal influenza – A, B and C. Type A influenza viruses are further typed into subtypes according to different kinds and combinations of virus surface proteins.

有三种类型的季节性流感——甲型、乙型和丙型。 根据病毒表面蛋白不同的种类和结合情况，甲型流感病毒又进一步分类为亚型。

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So, then I can choose my favorite surface bounded by C.

那么我可以选择一个被C界定的曲面。

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The surface of the hepatitis C protease turned out to be flat.

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It is actually a completely mainstream view that doubling carbon dioxide, ipso facto, will only result in a net surface warming of about 1 degree (C).

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S.C Johnson has apparently started offering phone and electronic friendly sanitizers, which would not damage the phones surface or electronics.

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