Experts caution that the harmful effect of fog on our health is often concealed.
译文：专家提醒说，雾对人体健康的危害有很大的隐蔽性。
But they also say that some stars have caused a kind of harmful effect on the fans.
但是，她们也说有些明星给她们的歌迷带来了有害的影响。
He said that toxic chemicals are having a seriously harmful effect on the human gene pool.
他说有毒化学物质对人类基因库有很严重的危害。
It can even have a harmful effect on the child's mental development in the early years of her life.
紧张也可能对孩子早年的智力发育造成不良影响。
There are harmful effect on the stabilization of fresh beer foam as releasing proteinase A from yeast.
酵母中蛋白酶A的释放对纯生啤酒的泡持性有不良影响。
High malfunction rate of the catalytic gas compressor brings harmful effect on the production operation.
催化气压机历来故障率高，对装置生产运行造成消极影响。
The harmful effect of injecting chemical into tree on the xylem, bast, periderm and tree body was studied.
本文就树干注入农药，对木质部、韧皮部及周皮和整个树体是否产生不良影响做出评价。
The industry is also producing cars that limit pollution and have a less harmful effect on the environment.
汽车产业还生产出污染少的环保汽车。
In cities of China, industry produces heavy pollution, the related harmful effect has drawn extensive concern.
我国城市工业污染严重，其不良健康效应倍受关注；
The long-term elevation of blood pressure can have a harmful effect on the heart and the entire vascular system.
长期升高的血压能产生有害影响的心脏和血管的整个系统。
Conclusions: P-selectin Mab could inhibit the metastatic tendency with no harmful effect on host immune function.
结论：P选择素单抗对肿瘤转移具有抑制作用，而对小鼠细胞免疫功能无明显抑制作用。
Trojans are programs that can appear to serve a legitimate purpose but actually have an unwanted or harmful effect.
木马程序可以出现，以一个合法的目的，但实际上有一个无用或有害的影响。
The cream provides a natural protection against the harmful effect of the UV-sunrays thanks to vitamin E included in it.
该日霜由于含有维生素 E，能维护肌肤免受紫外线的损害。
To identify clearly the harmful effect of childhood simple obesity, interfere earlier and make children grow up healthily.
认清儿童肥胖的危害性，做到早干预，使肥胖儿健康成长。
Discussing the harmful effect of blasting controlled on the ground to persons and objects. And offering the ways how to prevent it.
讨论了地面控制爆破对人、物的有害效应，并提出了控制爆破的安全与防护措施。
There was no obvious harmful effect on the workers' health in the underground semi-closed circumstance for a rather short time staying.
地下半密闭环境在短期内对人员健康无明显不良影响。
Harmful accident and side effect: The cases with harmful effects in Chinese herb group were less than western drug group (1 case, 7 cases).
不良事件和副反应：中药组不良反应例数低于西药组(1例，7例)。
Thus it is shown that the comparative content of the two amino acids in Xiangyun extract will have no harmful effect on hepatitis patients.
由此说明香云浸膏中所含的上述两类氨基酸含量对肝炎患者显然无不利影响。
Al Gore, in his acclaimed documentary An Inconvenient Truth, makes the case for the harmful effect of increased carbon emissions with considerable impact.
戈尔在他的著名的纪录片《难以忽视的真相》中认为增加的碳排放造成的有害影响是全球变暖的主要原因。
Although inversion rate of sugar and glucose content are different with different kind of products, no harmful effect is found on the quality of products.
各产品的蔗糖转化率虽不同，葡萄糖含量不一，但这种差异对产品质量无不良影响。
Results Higher blood glucose level had harmful effect on the prognosis and was also one of the main death factors in patients with diabetic cerebral infarction.
结果糖尿病性脑梗塞患者的高血糖对预后的不良影响是糖尿病性脑梗塞的主要死因。
I can also accept putting information about the harmful effects of cigarettes on cigarette packages, although I doubt if that had much effect in reducing smoking.
我也能接受把香烟有害健康的信息放在香烟包装上的做法，尽管我怀疑它对于减少吸烟能有多少作用。
The harmful effect of heavy metal ions and the cause of heavy metal ions in lead-zinc tailing wastewater are analysed, the treatment methods and examples are presented.
介绍了重金属的危害，分析了铅锌矿尾矿废水含重金属离子的成因，提出了治理方法并例举了应用实例。
Thirty-eight species in five families of the superfamily Coccoidea were enumerated. Their distributions, hosts, biological habits and harmful effect of some species were noted.
同时对其分布地点、寄主植物和部分介壳虫的生物学特性以及危害特点作了介绍。
The calculation indicates that the maximum shear stress around inclusion is 1.2-1.7 times of that without inclusion, which has a harmful effect on the fatigue endurance of rail.
计算发现，夹杂物周围的最大剪切应力是不含夹杂物时的1.2～1.7倍，这对钢轨疲劳寿命造成有害影响。
If deltamethrin be used with prescript dose in paddyfield, it will have no harmful effect on fish breeding in paddy field and nearby fish pond, but will be more harmful to shrimp.
在稻田中按规定的剂量使用溴氰菊酯农药治虫，对稻田养鱼和邻近鱼塘无危害影响；对虾类有较大的危害性。
Searching for the effect biomarkers of long-term and low-level exposure to op has a very important meaning in detection of the earlier harmful effect of exposed populations in time.
探讨长期低剂量接触OP的效应标志物，对于及时发现职业接触人群早期健康损害，预防和控制慢性农药中毒具有十分重要的意义。
This paper has given an analysis on where arsenic comes from, present pollution situation, and description of arsenic and its compounds' harmful effect on environment and life things.
主要介绍了砷的基本性质及水环境中砷污染的来源、现状，阐述了砷及其化合物对环境和生物所造成的毒害。
This paper has given an analysis on where arsenic comes from, present pollution situation, and description of arsenic and its compounds' harmful effect on environment and life things.
主要介绍了砷的基本性质及水环境中砷污染的来源、现状，阐述了砷及其化合物对环境和生物所造成的毒害。
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