查询词典 contamination

Two warm-season turfgrasses, including Bermuda grass and zoysiagrass, and three cool-season turfgrasses, including tall fescue, Kentucky bluegrass and perennial ryegrass were selected to study their growth responses under the simulated soil copper contamination conditions.

通过模拟土壤铜污染处理，对2种暖季型（狗牙根Cynodon dactylon、结缕草Zoysia matrella）和3种冷季型（高羊茅Festuca arundinacea、草地早熟禾Poa pratensis、多年生黑麦草Lolium perenne）草坪草种的生长指标进行了分析。

Pay strict attention to avoiding contamination of the inlet valve that can occur if you reuse vaccine bottles as bottle stopper material will migrate into the inlet valve and cause clogging.

密切关注以避免在重复使用疫苗瓶时有可能因瓶塞物质进入吸入阀并导致教宗而出现的吸入阀的污染。

Thought to be caused by contamination with "brett"-.

被认为是造成污染的&外交部&。

If more than one brush is stored in a holder, it is recommended that they be separated to avoid cross contamination.

如果有多个刷在一个人存放，建议将他们分开，避免交叉污染作为另一点。，在任何时候都不能共享牙刷。

The growth of native oxide and carbon contamination on Ge surface are characterized with increasing the exposure time.

随著暴露时间的增加，在锗表面的原生氧化层厚度跟碳污染程度均会增高。

The contamination of the different target, the oxidation and the carbonization during the sputtering process and the crystal structure of Pd all have the significant influence in the performance of the rare earth films.

研究结果表明，衬底温度为150℃，Ar~+的溅射气压为4.5×10~(-1)Pa时比较适宜；溅射过程中，不同溅射靶之间的相互污染、氧化、碳化以及Pd保护层结晶性能的好坏等都对稀土薄膜的性能有很大影响。

Inspections in the first half of 2007 showed that the average acceptance rate regarding pesticide residues in vegetables was 93.6 percent; those regarding clenbuterol hydrochloride contamination and sulfa drug residues in livestock products was 98.8 percent and 99.0 percent respectively; and that regarding chloromycetin in aquatic products was 99.6 percent, of nitrofuran 91.4 percent, and of pesticide residue over 95 percent in sample surveys done at production bases.

根据2007年上半年的监测结果，蔬菜中农药残留平均合格率为93.6%；畜产品中&瘦肉精&污染和磺胺类药物残留监测平均合格率分别为98.8%和99.0%；水产品中氯霉素污染的平均合格率为99.6%，硝基呋喃类代谢物污染监测合格率为91.4%，产地药残抽检合格率稳定在95%以上。

The geochemical studies of the basalts indicate crustal contamination increases from the inland to the coast along the volcanic belt, and therefore show different degrees of crustmantle interactions.

研究表明，该火山岩带自西向东表现出不同程度的壳幔相互作用，玄武岩在成岩过程中有少量陆壳组分加入。

When using a full core collected at boring, the uncertainty of estimation to equivalent dose at OSL dating is affected by some factors, such as mixture occurring in soft soil and sand, contamination due to mud penetrating into sample, the possible influence of heat from pressure and attrition on luminescence signals.

采用回转钻进取全心的方法，对光释光测年带来的不确定性影响因素主要有：扰动导致软弱土层、砂层的混染；泥浆渗入对样品的污染；挤压和摩擦生热对释光信号的可能影响等。

However,there still had some shortcomings to be improved,such as lack of sanitary knowledge in administrative personnels,incorrect use of sanitary equipments,cross contamination and higher bacterial index.

但也存在一些不容忽视的问题，如炊管人员卫生知识欠缺，卫生设施使用管理不当，交叉污染现象较普遍，细胞指数均有不同程度的超标。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。