key materials是什么意思 key materials怎么读
key materials的相关资料
keyn.键；关键；钥匙；答案adj.关键的；主要的vt.键入；用钥匙锁上；为 ... 调音
key pin键销
key materials的用法和样例
- Melamine phosphate is the key material to guarantee the comprehensive performances for insulting layer.
三聚氰胺磷酸盐是保障绝热层综合性能的关键材料。 - Power battery is the key link in electric auto industry, and hydrogen alloy is the key material impacting the performance of Ni-MH battery.
动力电池是电动车产业链的关键环节，贮氢合金又是决定镍氢电池性能的关键材料。
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