Infra - red spectra of homoleptic bis tetra tert - butyl - 2 , 3 - naphthalocyanine rare earth sandwich complexes 稀土的四叔丁基取代萘菁的二层三明治型配合物的红外光谱研究
The break flakes are easily digested and is deal for all small mouthed tropical fish , such as guppies , tetras and barbs 此产品可被迅速消化且对于小口的热带鱼更是理想饲料。
Having attended the grand inauguration of our new factory , we all believe tetra pak will have a great future 刚刚参加完盛大的利乐新厂开业典礼，每个人都看到了公司美好的前景。
Via the tetra packet data service , vehicle positions are reported to the rcccs in a real - time mode 系统透过地面集群无线电封包数据服务，可即时向总区指挥及控制中心报告车辆的位置。
Tetra system is mainly aimed at professional communication subscribers and carriers who provide services for them 数字集群通信系统主要针对专业通信用户和为专业通信用户服务的运行商。
Water quality - determination of tetra - to octa - chlorinated dioxins and furans - method using isotope dilution hrgc hrms 水质.三氯至八氯二氧杂环乙烯和呋喃的测定.同位素稀释hrgc hrms法
Among them , 2 , 3 , 7 , 8 tetra - dioxin has been called the " poison of the century " because it is the strongest hepatocarcinogen 其中2 , 3 , 7 , 8 -四氯戴奥辛甚至在已开发国家中被称作世纪之毒。
Neon tetras are very popular due to their splendid colors and are easy to care for , even by beginners 由于霓虹灯拥有绚丽的体色，并且即便对于新手来说也是易于照顾的鱼类，所以它们非常受欢迎。
Cardinal tetras are similar to neon tetras in their requirements , but display a brilliant red stripe from eye to tail 红莲灯和霓红灯在需求上非常相似，但是前者从眼部到尾部有一条明艳的红色条纹。
