The cold store can do business under capital repair. It is shown that PEF is a new excellent insulant which should be extended.
同时冷库大修可以不停产，因此PEF是一种值得推广的新型优良隔热材料。
3
A suggestion was presented for strengthening research of non-halogen flame retardant in order to develop PP cable insulant with outstanding flame retardancy...