ZSF68在人工心肺机血液循环时用作消泡剂，防止空气进入。
ZSF68 can be used as defoaming agent in heart-lung machine blood circulating to prevent air enter.
这种塑料袋用于防止空气进入储藏的粮食，它是一种应对虫害和食品保鲜的简单手段。
These bags are designed to keep air out of crops in storage. They are a simple way to fight insects and keep food fresh.
随后，车主将不得不关闭的散热器。但是，他们必须确保他们关闭它完全防止空气进入。
Following that, the car owners will have to close the radiator. But, they will have to make sure that they close it perfectly to prevent air from getting in.
在柱塞和针筒之间具有密封件，以防止空气进入或跑出柱塞周围的针筒以及穿过柱塞端。
A seal is provided between the plunger and barrel to prevent air from passing into or out of the barrel around the plunger and through the plunger end.
生产线上，所有纸制品都要用塑料纸覆盖，防止任何小的纤维离开纸页进入空气当中。
All paper products on the assembly line are covered in plastic to make certain that even the small fibers that might break away from the pages can't escape into the air.
咳嗽、打喷嚏的时候要遮住嘴，防止流感细菌进入空气中。
Also, cover the mouth when coughing and sneezing to prevent the flu bug from escaping into the air.
空气过滤器通常用于超过摄入的球迷，以防止灰尘进入的情况。
Air filters are often used over intake fans, to prevent dust from entering the case.
科学家和专家们正在协作，试图找出防止有害气体进入空气中的办法。
Scientists and experts are working together to find ways to prevent harmful gases from getting into the air.
保持室内的暖空气，可以通过在你家壁炉入口处放一块大概2到三英寸的夹板来防止你不用火时风进入烟囱。
Keep the warm air inside your home by placing a piece of approximately 2 foot-by-3 foot plywood over the mouth of your fireplace to prevent drafts going up the chimney when you're not having a fire.
发电机密封油系统的作用是为了防止外界空气进入发电机内部及阻止发电机内氢气漏出。
Generator sealing oil system is designed to prevent outer air from entering the generator and avoid leakage of hydrogen from the generator.
本实用新型既可以防止空气中的灰尘、有害气体等进入水箱，又能很好地净化水质。
The utility model can not only prevent the dust and noxious gas in the air from entering the water box but also purify the water quality with an excellent effect.
由于分离胶加注时处于真空状态条件，防止了加胶过程中空气进入到胶体中产生气泡。
Due to are at vacuum conditions when separating gel add, prevent with add glue process air into the colloid produce bubbles.
用途：货淋室是对进入洁净区的物品进行净化，防止室外污染空气进入洁净区的装置。
Uses: Goods shower room is a device that purifies the goods entering a clean area to prevent external polluted air from getting in.
由于底面进风口设有挡风板，可以阻止空气中的灰尘进入机组内部，且可起到防止噪音外泄。
And a baffle is arranged on the air inlets on the bottom of the chassis, which can prevent dust in the air from entering into the generator group, and prevent noise from leaking.
在排水管路上设一小迂回管段，可防止外界空气进入蒸发器内并有利于冷凝水排出。
A short passage of return pipe on the water discharge pipe may be placed to prevent outside air into evaporator and facilitate the outflow of condensate.
空气进入干燥器之后需通过环形通道，环形通道采用聚四氟乙烯涂层，防止雨水、灰尘和昆虫等进入。
Air enters the desiccator through an annular inlet channel, which is covered by a strip of Polytetrafluorethylene PTFE coated wire mesh to prevent the ingress of rain, dust, insects, etc.
采用电池槽盖、极柱双重密封设计，防止漏液，可靠的安全阀可防止外部空气和尘埃进入电池内部。
Fully sealed: with cover and pole double seal design to prevent leakage of electrolysis. and the reliability of safe-valve prevent oxygen and dust from outside enter into the battery.
在活塞和柱塞内部之间的密封件可防止空气或液体利用活塞而进入柱塞。
A seal between the piston and the interior of the plunger prevents air or fluid from passing by the piston into the plunger.
灯内装呼吸器，确保空气的流畅及防止灰尘进入。
Absorbent carbon breathing filter for air flow and dust-free inside.
拱形两端密封外墙能够防止风和冷空气进入室内。
Sealed end facades prevent the wind and cold from getting in.
拱形两端密封外墙能够防止风和冷空气进入室内。
Sealed end facades prevent the wind and cold from getting in.
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