正确答案: B

Y

题目：大部分的植物油被评为()类化学品。

解析：B

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举一反三的答案和解析：

[单选题]船舶低压管路可采用非金属材料中的( )来替代金属材料。

ABS塑牡或硬质聚氯乙烯塑料

[单选题]After a fire has been extinguished in a closed space, personnel may safely enter the space when

all smoke and toxic fumes are removed and an adequate oxygen supply is present

[单选题]大风浪中施放救生艇、救助艇应放哪一舷的艇?（）

下风舷