您要查找的是不是：
- Ir/Re iridium/rhenium
- ZYMV-CH ZYMV-CH
- Re-Os Re-Os
- CH模型 CH model
- (用唱名 do, re, mi, fa...表示的)唱名记谱法(教唱法) tonic sol-fa
- CH结构 CH structure
- CH-1R株 CH-1R strain
- Re-188 Re-188
- RE／RP RE/RP
- Ch平台 Ch platform
- Re准数 Re criterion
- 自由基CH CH Radical
- Re元素 Re element
- Ch-1菌株 Ch-1 bacteria
- CH补包器 Packet replacer CH
- Re（q）群 group
- Ec-Re-En Economic - Resources - Environment
- 广义CH方程 generalized CH equation
- RE添加剂 rare-earth additive
- 白地霉ch-3 Geotrichum candidum
