比重计上标示的MC是什么意思?

在英语中:
MC
abbr.
司仪，节目主持人(Master of Ceremonies)

mc
[域] Monaco , 摩纳哥

MC
MC 1
AHD:[�0�8m“s�0�9“]
D.J.[6em6si8]
K.K.[6Wm6si]
n.（名词）
A master of ceremonies.
司仪，礼宾官

MC
MC 2
abbr.（略语）
Marine Corps.
海军陆战队
Medical Corps.
军医队
M.C. Member of Congress.
M.C. 国会成员

Mc
Mc
abbr.（略语）
Megacycle.
Megacycle.

mc
mc
abbr.（略语）
Millicurie.
Millicurie.

mc
.mc
abbr.（略语）
Monaco [in Internet addresses]
Monaco[in Internet addresses]

MC
=Machinery Certificate 机器执照;
Magnetic Core 磁心;
Main Cock主旋塞;
Master Control 主控, 总控制;
Master Ceremonies 司仪;
Mechanical Cycling 机械循环;
Medical Corps 医疗队;
Medium Capacity 平均容量, 中等载重量;
Member of Congress (美国)国会议员;
Midget Condenser 小型电容器;
Military Committee 军事委员会(北约);
Moisture Content 含水量;
Momentary Contact 瞬时接触;
Moving Coil 动圈;
Multiple Contact 复式接点

mc
=cubic metre 立方米;
megacurie;
megacycle;
metric carat 公制克拉(宝石的重量单位);
millicurie

MC
MC 1
AHD:[�0�8m“s�0�9“]
D.J.[6em6si8]
K.K.[6Wm6si]
n.
A master of ceremonies.

MC
MC 2
abbr.
Marine Corps.
Medical Corps.
M.C. Member of Congress.

Mc
Mc
abbr.
Megacycle.

mc
.mc
abbr.
Monaco [in Internet addresses]

mc
mc
abbr.
Millicurie.

还有一个最简单的:MC 还可以是厘米的单位哟.