1·开始的纵火火灾，摧毁了门-最古老的木结构在汉城，首先在1 398年建造，并于1 447年重建。
An arsonist started the fire, destroying the gate - the oldest wooden structure in Seoul, first constructed in 1398 and rebuilt in 1447.
2·采用一种新的生物酶- 1398中性蛋白酶处理纯毛织物，可降低羊毛毡缩性，使羊毛织物风格得到改善。
A new enzyme-1398 neutral protease was used for finishing wool fabrics, provided wool fabrics with low felting shrinkage and improved style.
3·分别探讨了三种金属离子及其与天然有机物组方后对1398中性蛋白酶活力的影响。
In this paper the activity of 1398 protease by the active of the mixture of three metal ions and nature organic compound was studied respectively.
4·本文根据史料并结合实地勘察，提出南京城墙建造的起至时间为元至正二十年（1360年）至洪武三十一年（1398年），前后共计39年。
On the ba- sis of the relevant documens and field investigation , this paper comes to a conclusion that the wall of Nanjing city had built from 1360A. D. to 1398 A. D. , 39 years in all .
5·利用脱脂豆粕的1398中性蛋白酶水解液作为复合氨基酸来源，对食品营养强化剂复合氨基酸锌、钙、亚铁络合物的制备工艺条件进行了初步研究。
Using soybean meal hydrolyzed with 1398 neutral proteinase as the protein source, the synthesis conditions of zinc calcium iron chelate of compound amino acids for food fortification were studied.
6·据传始建于明代洪武年间（公元1368—1398年），系西平王沐英屯兵驻防户撒时所建。
Allegedly, beginning is built between the flood military year of the Ming Dynasty ( A. D. 1368 — 1398 years ), is Xi flat king Mu Britain station troops to be on garrison duty household scatter build.