The multifunctional waterproof binder is made from silicate cementing material as base material, filler, active water-repellent material, compound binder, assistant and so on.
以硅酸盐无机胶凝材料为基料，加入填料、活性憎水材料、复合粘合剂及助剂等制成多功能防水粘结材料。
The photo-catalytic nanometer active water can be produced by solar energy, has low cost and is easy to widely popularize and apply.
光催化纳米活性水用太阳能就可以生产，成本低，易于广泛推广 应用。
Active water or light oil is sent downhole through hollow rod to reduce oil flow resistance, thus producing heavy oil from deep formation through screw pump.
利用空心杆向井筒内掺入活性水或稀油，降低油流阻力，实现应用螺杆泵开采深层稠油。
Active water or light oil is sent downhole through hollow rod to reduce oil flow resistance, thus producing heavy oil from deep formation through screw pump.
利用空心杆向井筒内掺入活性水或稀油，降低油流阻力，实现应用螺杆泵开采深层稠油。
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