The paper describes the cost compostion and acounting system for forest fire suppression.

本文描述了森林火灾扑救成本构成与核算体系.

Yarn compostion can be silk , cotton , wool , cashmere , viscose , nylon, lycra and their blended.

产品几乎全部外销, 销往日本,欧洲,澳洲等国.

The effects of the compostion s of different catalytic stocks on catalytic cracking reaction was discussed.

讨论了不同催化原料油组成情况及其对催化裂化反应的影响.

The effects of the compostion sof different catalytic stocks on catalytic cracking reaction was discussed.

讨论了不同催化原料油组成情况及其对催化裂化反应的影响。