The outer portions of the float shoe are made of steel and generally match the casing size and threads, although not necessarily the casing grade.
浮鞋的外壁由钢制成，且一般与套管的尺寸和丝扣匹配，然而浮鞋的钢级不一定要与套管钢级一致。
According to the customer parameter requirements and our company standard high-grade product, match the great dimmable electronic ballast to you!
根据客户的参数要求和我司常规高档产品，匹配出客户所需的调光电子镇流器。
According to the customer parameter requirements and our company standard high-grade product, match the great dimmable electronic ballast to you!
根据客户的参数要求和我司常规高档产品，匹配出客户所需的调光电子镇流器。
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