管制特性 Control characteristic ; Special characteristic ; CC&SC
特别管制 SPECIAL CONTROLS
福特管理制 Ford system
萧华特管制图 shewhart control chart
特制弯管 purpose-made bend
特殊进口管制 Special Import Regulations
备用特殊铝制毛细管 Additional or Spare Special Capillary Aluminum
备用特殊铜制毛细管 Additional or Spare Special Capillary Copper
自进式钻头带动为其提供高压水动力的特制胶管向前连续钻井。
The self-feeding bit carries the special rubber tube that provides high-pressure hydrodynamics for the bit to drill continuously.
牵引架由特制铝合金六棱管（内有加强筋）和高压锻铸铝合金扣件组合；
Traction frame from a special aluminum alloy Liuleng tube (with rebar) and high-pressure malleable aluminum fastening combination of stainless steel or aluminum rails;
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