英语语法分析

The combination of alkylating drugs and radiation therapy increases the risk for fertility problems.

将烷化剂类药物和放射治疗联合使用会提高不育症风险。

Hence, both the alkylating agent and the phthalate derivative penetrate placenta and are dangerous for embryos.

因此，无论是烷化剂和邻苯二甲酸衍生穿透胎盘，是危险的胚胎。

Replacing the process of copper liquor wash with methanolizing and alkylating was successful in "18·30" project in our company.

我公司“18.30”工程成功实现了用醇烃化精制工艺取代铜洗工艺，达到了预期目标。