You can limit the text entered into the control to the maximum length of the corresponding field in the database.
您可以将输入控制项中的文字限制为资料库中对应栏位的最大长度。
Field using verified that the fluid possesses good gel breaking property, the operating friction value is low, the proppant carrying ability is strong and fracture length is in control.
现场实验表明，清洁压裂液具有破胶性能，施工摩阻低，携砂能力强，可有效地控制缝高。
The invention belongs to auto-control field of metal machining, esp on-line specified-length cutoff of tubes.
本发明气缸拖动飞锯微机控制系统属金属加工特别是管材在线定尺切断的自动控制技术领域。
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