1、 These can be just as useful as drugs, and have the added benefit of being nonpoisonous.
这些疗法与药物疗法具有同等的作用, 并且另有无毒性的好处.
来源:中级百科部分
2、 A new type two component nonpoisonous solvent free polyurethane adhesive is introduced.
介绍一种新型无毒无溶剂型双组分鞋用聚氨酯胶粘剂.
来源:互联网
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