如何使用 "lac" 造句
- 1. An inferior lac produced by lac insects in madagascar .
- 马达加斯加紫胶虫产的一种次等紫胶。
- 2. A purplish red pigment prepared from lac or cochineal .
- 来自紫胶或胭脂虫的紫红色色素。
- 3. This review introduced researching progresses of lac dye 's composition , characteristic and extracted technology .
- 介绍了天然可食紫胶色素的组成、性及提取技术等方面的研究进展情况。
- 4. It was found that the content of soft resin in chinese lac was higher than that of indian lac .
- 研究发现国产紫胶中软树脂的含量高于印度紫胶。
- 5. Field research was conducted on 7 host tree species and lac insect population dynamic of lac insect during estival generation .
- 对紫胶蚧夏代的7种寄主植物生长情况及紫胶蚧死亡状况进行了研究。