And the installation process, will not affect the indoor and outdoor environment (no noise, dust-free dye).
且安装过程中，决不影响户内户外环境(无噪声，无尘染)。
Basic principle, experiment condition, operating process, method and steps of X-ray diffraction method to determine free silica content of respirable dust in mines are introduced in this paper.
本文介绍了应用X射线衍射仪测定矿山呼吸性粉尘中游离二氧化硅含量的基本原理、实验条件以及操作过程、方法步骤等。
The Bag Dump Hopper provides a quick, easy and virtually dust free way of dumping and filling your process system with material received in paper bags.
该自卸漏斗能够快速，容易，清洁地倾卸和装填纸袋中的材料的处理系统。
The dye preparation of the invention can process free of dust and cleanly with no problems.
本发明的颜料制剂不仅无尘的而且还可以干净地处理并且没有问题。
In addition, the fiber pretreatment process used in dust-free operation, can ensure the health of the operator.
此外，在纤维的预处理过程中采用无尘操作，可保证操作人员的身体健康。
Developing, applying and expanding asbestos-free gaskets is proposed to prevent from the hazards caused by asbestos dust in production process for gaskets material.
为杜绝垫片材料加工制造过程中石棉粉尘引起的危害，应大力开发和应用推广不含石棉的密封垫片。
Developing, applying and expanding asbestos-free gaskets is proposed to prevent from the hazards caused by asbestos dust in production process for gaskets material.
为杜绝垫片材料加工制造过程中石棉粉尘引起的危害，应大力开发和应用推广不含石棉的密封垫片。
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