东莞DELL服务器内存价格-HP服务器回收价格-东莞瀚晨计算机信息技术有限公司 HPE 16GB 1x16GB Dual Rank x4 DDR4-2400 CAS-17-17-17 Registered Memory Kit HPE 16GB 1x16GB Single Rank x4 DDR4-2400 CAS-17-17-17 Registered Memory Kit