12a

The Analysis of the Tongs-Lift Up Machanism in the Z47 & 12A Automatic Cold Upset Machine

Z47&12A自动冷镦机夹钳抬起机构分析

Their age was from 2m to 12a .

年龄2个月～12岁。

In the paper , a tongs lift up mechanism in the Z47 12A automatic cold upset machine was analyzed and a new design method was put forward .

本文对Z47&12A自动冷镦机的夹钳抬起机构进行了分析，并提出了一种新的设计方法。

There is change in temperature cycle of about 12a . Temperature distribution is high temperature in northern and the low temperature in southern , the difference in temperature is from south to north into small units .

气温存在12a左右的变化周期。气温的分布特点是北部温度高，南部温度低，气温变化由南向北单位距离温差由大变小。

Surface Resonance Raman Spectra of Vitamin B_ ( 12a ), B_ ( 12r ) and B_ ( 12s ) at A Silver Electrode

维他命B（12a）、B（12r）和B（12s）在银电极上的表面共振拉曼光谱

Most Vegas hotels , like many hotels and office buildings around the world , skip what is considered an unlucky number , and label floors so that 14 follows 12 , or even 12A .

与世界各地的众多酒店和写字楼一样，拉斯维加斯的大多数酒店会跳过被人认为不吉利的数字，在12层后直接安排14层甚或是12A层。

In the search for a new anticonvulsant agent , six ( E ) - 3,4,5-trimethoxy-cinnamides ( 1a-f ) and four of their α - bromo-derivatives ( 12a , b ) were synthesized .

为寻找新的抗癫痫药物，合成了6个（E）-3,4,5-三甲氧基肉桂酰胺（1a～f）和4个α-溴代衍生物（12a，b）。

Kawhi Leonard is the first Spurs player with at least 34p , 8a and 7r in the NBAPlayoffs since Johnny Moore ( 39p , 12a and 8r ) in 1983 .

卡哇伊成为了自1983年约翰-摩尔（39分12助攻8篮板）以来，第一位能在季后赛中拿下至少34分8助攻7篮板的马刺球员。