一年由12个月组成。

A year consists of twelve months.

金卡会籍有效期12个月。

Guld membership is valid 12 months.

治疗12个月观察复发率。

After 12 month treatment, observe the relapse rate.

汽车出售有12个月的担保。

The car is sold with a twelve- month warranty.

交货期：合同生效后12个月。

Delivery time: 12 months upon the effectiveness of contract.

停工留薪期一般不超过12个月.

Shutdown leaves firewood period not to exceed 12 months commonly.

橡木桶陈酿12个月。珍藏18月。

Oak-Aged : 12 Months. Reserve 18 months.

但他们中很少有人是在12月出生的，这个月份历年的出生人数排在12个月中的第八位。

However, relatively few of them were born in December, historically the month with the eighth-highest birth rate.

结果12例鼻出血栓塞后即刻无活动性出血，随访6~12个月未再复发；

Results No recurrence of nose bleeding after embolization of epistaxis was seen within 6-12-month follow up.

有关研究已于一九九八年七月展开,需时12个月.

The study began in July 1998 and will last 12 months.