Calcium ammine catalyst was prepared with metal calcium, dehydrated liquid ammonia as raw materials, nano-silica as a carrier and acetonitrile and propylene epoxide as modifiers.
采用金属钙、脱水液氨、载体纳米二氧化硅及改性剂乙腈与环氧丙烷制备出氨钙体系催化剂。
As a liquid, it ACTS as a carrier of biodegradable soaps in much the same way as water does in a washing machine.
作为液体,它作为载体的生物降解香皂在许多相同的方式作为水是否在一台洗衣机。
Chinese herbal medicine is not only a medicament, but also a carrier of bamboo vinegar liquid, which reduces the necessary fuel of original aerosol.
而中草药既作为药,又是竹醋液的载体,这样减少原有烟雾剂必用的燃料。
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