The color setting of warning posts is usually specified according to national or regional standards, and the following are some common color setting standards:

美國標準：

American Standard:

高速公路：橙色和白色的反光條紋。

Expressway: Orange and white reflective stripes.

道路工作區：橙色。

Road work area: orange.

歐洲標準：

European standards:

高速公路：橙色和白色的反光條紋。

Expressway: Orange and white reflective stripes.

道路工作區：橙色。

Road work area: orange.

英國標準：

British Standard:

高速公路：紅色和白色的反光條紋。

Expressway: Red and white reflective stripes.

道路工作區：紅色。

Road work area: red.

澳大利亞標準：

Australian Standards:

高速公路：橙色和白色的反光條紋。

Expressway: Orange and white reflective stripes.

道路工作區：橙色。

Road work area: orange.

需要注意的是，不同和地區可能會有不同的顏色設置標準，因此在具體的項目中應參考當地的規定和標準。此外，警示樁的顏色設置也可能因特定的用途和環境要求而有所不同。在實際應用中，建議咨詢當地相關部門或的交通機構，以確保符合當地的規定和要求。

It should be noted that different countries and regions may have different color setting standards, so local regulations and standards should be referred to in specific projects. In addition, the color setting of warning posts may also vary depending on specific purposes and environmental requirements. In practical applications, it is recommended to consult local relevant departments or professional traffic safety agencies to ensure compliance with local regulations and requirements.

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