enzyme preparation的用法和樣例：
例句
- To keep pace with the rapid development of enzyme industry, it is imperative to set OELs for enzyme-containing dust and industrial enzyme.
我國已步入工業(yè)酶生產(chǎn)大國的行列，產(chǎn)量大，職業(yè)接觸人群多，急需制定相應職業(yè)接觸限值來(lái)保護工人健康，促進(jìn)酶制劑工業(yè)的發(fā)展。 - Nowadays, domestic hemocoagulase preparation is hemocoagulase injection, which cannot be imitated for its protection period.
目前國內血凝酶制劑為注射用血凝酶，但因為保護期未到，無(wú)法仿制。
