香肠制作时，下列何者不会增加结着性（）。 ["磷酸盐","盐","淀粉","亚硝酸盐"]
动车组车门乘降由车站负责。
简述污染物经皮肤吸收的两条途径和吸收的两个不同阶段。
家天下
Which two multicast address ranges are assigned as source-specific multicast destination addresses and are reserved for use by source-specific applications and protocols？（） ["232.0.0.0\/8","239.0.0.0\/8","232.0.0.0\/4","FF3x：：\/32","FF2x：：\/32","FF3x：：\/16"]
对比说明课程实施的互动调适观和生成观的异同。
