safety instruction in the operation of liquefied ammonia
Related Translations:
须知: 1.(一定要知道) one should know that; it must be understood that 短语和例子须知胜利来之不易。 it must be borne in mind that the victory is hard-won.2.(必须知道的事项) points for attention; notice 短语和例子旅客须知 notice to
投标须知: instruction for biddingnotes for tenderersnotice for bidders
