kbh
美
英 
- 网络和睿嘉品;硼氢化钾;Kolej Burhanuddin Helmi
例句
Polymer-supported borohydride reagents(BER) have been prepared by reaction ofKBH_4 with 717~# anion exchange resin.
用KBH_4与717~#阴离子交换树脂反应制备了聚合物支载的硼氢化试剂(BER)。
Improvement in Pole KBH- 5 type hydraulic safe winch which using the throttle valve made in China
波兰KBH-5型液压安全绞车采用国产节流阀的改进