2. The dustless chalk is of good quality, go and get some more.
这批无尘粉笔的质量不错，再去买一些吧！
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3. Pay special attention to the mold's maintenance when in use, making it dry dustless.
在使用过程中要尤其注重模具的保养，确保干燥、无尘。
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4. Pay special attention to the molds maintenance when in use, making it dry and dustless.
在使用过程中要尤其注重模具的保养，确保干燥、无尘。
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5. The ministry of oil, packaging department and qc, practiced dustless workshop management.
喷油部，包装部和质检部，都实行无尘车间管理。
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6. It has also offered several methods for cleaning the fiber ends by using dustless cloth, lens wiping paper and dustless paper.
介绍了如何用无尘布、擦镜纸和无尘纸等来清洁维护光纤端面的方法。
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7. Suitable for the cutting and rewinding for toilet paper, dustless paper, non-woven fabric, the tightness level for rewinding can be adjustable.
适应卫生纸、无尘纸、无纺布的分切复卷，复卷松紧可调。
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8. The scheme of introducing bulk cement tanker and dustless charger for discharing end dust transport system was discussed, and the operating effect was presented.
9. The dustless lead fumarate composite stabilizer has better heat stability, photostability and lubricity. Its characteristics and heat stability in PVC are better than those of other lead salts.
10. The dustless lead fumarate composite stabilizer has better heat stability, photostability and lubricity. Its characteristics and heat stability in PVC are better than those of other lead salts.
