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Terms for subject Drilling containing 面子 | all forms
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地面管架上露出下层管子接头排放的管子collar pipe
性阴离子面活性剂water soluble anionic surfactant
水溶性非离子面活性剂water soluble nonionic surfactant
浮子式液面指示器displacement type float
浮子式液面调控器float level controller
阳离子表面活性剂cationic surface active agent
阳离子表面活性剂cationic surfactant
商品名阴离子型表面活性剂混合剂作泡沫剂Adomall