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- To prevent dust or waste from penetrating an outlet. 尘埃脏污不易进入插头。
- Also, it helps to prevent dust and other airborne contaminats from flowing into the room. 它还有助于阻止尘埃和空气所带的其它污染物进入室内。
- Also, it helps to prevent dust and other airborne contaminants from flowing into the room. 它还有助于阻止尘埃和空气所带的其它污染物进入室内。
- Isolate renovated areas from other areas by installing physical barriers to prevent dust spreading. 设置围板将装修场地与其他地方隔离,以免尘埃散发。
- AIR-CYCLE UNIT IS ASSEMBLED ON TWO SIDES OF FEEDING PORT,WHICH CAN PREVENT DUST FROM DISCHARGING OUTSIDE. 在物料的入口二侧安装有空气循环装置，使转子旋转时所产生的风尘，在机器内部循环，以减少粉尘污染。
- The clean wiper we produced, adopting100% synthetic fiber and sealed by heat to prevent dust from the edges of the wiper. 我公司生产的无尘抹布，采用100%25合成纤维制作制成，激光封边防灰尘，17兆欧以上去离子水清洗。
- The clean wiper we produced, adopting 100% synthetic fiber and sealed by heat to prevent dust from the edges of the wiper. 我公司生产的无尘抹布，采用100%25的合成纤维制作制成，激光封边防灰尘，17兆欧以上去离子水清洗。
- It is widely used in medicine, biological reagents, electronic products, the desiccant packets needing to prevent dust, not affording to break. 它广泛应用于药品、生物试剂、电子产品等，需要防粉尘的、不允许碎包的干燥剂中。
- The work designed and manufactured a removable dustproof cover for the iron branch channel that can prevent dust diffusing. 设计制作了一种可单人移动的防尘罩,拨闸时可起到明显的防烟尘作用。
- When being located at first position, the coverboard shields the opening in order to prevent dust or dirt into the opening. 当盖板位于一第一位置时，盖板遮蔽开口以防止灰尘或污垢进入开口内。
- Use vacuum cleaner regularly to remove surface dusts, to keep the cloth clean and prevent dusts or stains remaining in the fabrics for long time. 定期用家用真空吸尘器吸除表面灰尘，保持布艺的清洁，可防止灰尘或污迹遗长时间的留在纤维里。
- It make use of sealing device for the hopper to prevent dust emission and material leakage. The dust and cross contamination are efficiently controlled. 料桶配置密封装置，锁紧可靠，工作时不扬尘，不泄漏，有效的控制了粉尘和交叉污染。
- During applying the paint marked with gas mask, one should wear the mask with adsorption (active carbon as adsorbent) to prevent dust and smoke inhaled by human beings. 使用标有防毒面具标记的油漆时，应佩带具有吸附作用的面罩（一般选用活性炭作为吸附剂），以便有效地阻止粉尘和漆雾被人体吸入。
- During applying the paint marked with gas mask, one should wear the mask with adsorption （active carbon as adsorbent） to prevent dust and smoke inhaled by human beings. 使用标有防毒面具标记的油漆时，应佩带具有吸附作用的面罩（一般选用活性炭作为吸附剂），以便有效地阻止粉尘和漆雾被人体吸入。
- During applying the paint marked with gas mask, one should wear the mask with adsorption（ active carbon as adsorbent） to prevent dust and smoke inhaled by human beings. 使用标有防毒面具标记的油漆时，应佩带具有吸附作用的面罩（般选用活性炭作为吸附剂）以便有效地阻止粉尘和漆雾被人体吸入。
- Dust the repair to prevent adhesion to outer cover. 清整修补处以防与外胎粘连。
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The car raised quite a dust as we drove off. 我们走时车子扬起了一阵尘土。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
