M21

Morphological study of the interaction between M21 melanoma and lymphatic endothelium

M21黑色素瘤细胞与淋巴管内皮细胞相互作用的形态研究

M21 Junior One-group professional automatic espresso coffee machine for small production needs .

一组专业的全自动咖啡机咖啡小生产的需要。

Development of M21 Environmentally-friendly Insulation Coating on Non-oriented Electrical Steel

无取向电工钢M21环保绝缘涂料的研制

Solid rocket motor ignition process is a unsteady process of short and complex , this paper charge for ladder-shaped solid rocket motors which was maturely applied on the M21 rocket weapon , and its ignition process was analyzed .

固体火箭发动机的点火过程是一个短暂而且复杂的非定常过程，本文针对阶梯装药固体火箭发动机在M21野战火箭弹上的成熟应用，对其发动机的点火过程进行了分析研究。

The Angelica sinensis injection group of 30 patients [ M21 , F9 ; age ( 60 ± s 7 ) a ] were treated with 25 % Angelica sinensis injection 250 mL , iv drip , qd , for 10 d.

当归组[男性21例，女性9例；年龄（60±s7）a]给予25%当归注射液250mL静脉滴注，qd×10d；