Protective helmets must be worn on site.

在工地必须戴防护帽。

Severe corrosion prevention for materials in oceaneering.

海洋工程中的材料重腐蚀防护。

Miners wore a helmet as a guard against falling rocks.

矿工头戴钢盔, 防护落下的岩石。

We feel safe with a protective device in the house.

我们因为家里有了防护装置而感到安全。

The boxer is hitting with his right arm, guarding with his left.

这拳击手是用右手出击, 左手防护。

Cystamine in this way produces similar protective measure to that of the traditional method.

此法同传统方法所测得胱胺的防护效果相近似。

The circumlittoral shelter forest system is divided into two stages.

山东沿海防护林体系建设主要标分为段。

What is the shelf life of 3M's filtering facepiece respirators?

3M随弃式呼吸防护口罩的存放期是多长时间？

Objective To observe the clinic effect of bellows shield model in carpale X-ray photographing.

的观察放射防护箱配合手骨X线摄影的临床应用效果。

These tree belts effectively protect the farmland against shifting sand.

这些防护林带有效地保护了农田,使之免受流沙。

Objective To summarize the radiation hazards to crew of space flight and advancement in research of radioprotector.

的综述国内外航天辐射危害及防护剂研究的进展,提出加强防护剂研究的建议。

Generation at corneous layer inNerve acyl amine--Loading retain skin moisture and defended double function.

产生于角质层深处的神经酰胺——担负着保有肌肤水分和防护的双重机能。

The armour protection is tuneable by the replacement of armour packs within the vehicle's external skin.

防护甲是设计在车辆内衬板里，可以拆换的。

Farmers fence their fields.

农民用栅栏来防护他们的田园。

The fence along the middle of the road is intended to guard vehicles from crashing into each other.

道路中央的防护栏是为防止汽车相撞而设的。

Aztec spear throwing unit. Armed with throwing spears and a macana club. Protected with a small shield.

阿兹台克掷矛兵属于远程部队，装备投掷短矛和玛卡纳战棍，以皮盾防护自身。

Can't you get it into your head that it is dangerous to ride a motorbike without wearing protective clothing?

难道你不明白骑摩托车不穿防护衣有危险吗?

The article takes Bayangol Mangol Autonomous Prefecture as example,carries out researching on economic accounting of environmental...

本文以巴州地区为例,对环境经济核算中的环境防护活动经济核算进行了研究,给出一种粗略的估算方法。

The product is widely used for protection and partition in such fields as grassland,meadow,woods,fowlery,husbandry,sportground,virescence land,riverbanks,bridges and reservoirs.

广泛用于草原、牧场、林区、禽舍、饲养、体育场、绿化带、河堤、路桥、水库等方面的防护隔离。

Medical Textile: hospital dress, protective suit, Doctor Slipover, operating cap, operating mask, operating towel, Robe, sheet, pillow etc.

医院病服、防护服等、医生套衫、手术帽、手术罩、手术巾、手术服、病床床单、枕头等。