查询词典 chemicals

As two important metals in the catalogue of endocrine disruptor chemicals, the pollution of mercuric and arsenic compounds in aquatic samples are of great concerned.

作为环境内分泌干扰物&黑名单&中的两种重要的金属物质，汞、砷在环境水体中的污染一直是人们关注的热点。

The inhibitory activities of chemicals in the acetone extract from Eichhornia crassipes root were determinated.

对比分析了凤眼莲根系丙酮提取物中不同物质的抑藻效果，探讨了凤眼莲根系丙酮提取物抑藻的主要化学基础。

Electrostriction and electrocoagulation promote condensation,rapid precipitation and dewatering so as to avoid using costly macromolecular electrolyte and chemicals.

电压缩和电絮凝促进凝结、快速沉淀及脱水，且不使用昂贵的高分子电解质和化学药品，也不需使用复杂且易于被超细微粒堵塞的过滤系统。

Chemicals that the body cannot digest are considered foreign and toxic by the body and are moved to the eliminatory organs for excretion and elimination from the body.

化学物质，人体无法消化被认为是外交和有毒身体的影响和迁移至eliminatory机关排泄和消除来自人体。

In a climatically controlled chamber (28±1℃, L16:D8), E. splendens was planted in pots containing mixed vermiculite and perlite without Cu. At about 220 d after seeding, plants (around 65 cm in height) were used to collect their volatile using SPME. Eleven chemicals were identified using GC-MS, p-pinene, D-limonene, elsholtzia ketone, dehydro elsholtzia ketone,γ-elemene, humulene, caryophyllene, a-caryophyllene, and three sesquiterpenes. The most abundant volatiles were caryophyllene and y-elemene, followed by humulene and a-caryophyllene.

室内在不含Cu的蛭石和珍珠岩混合基质中种植海州香薷，用固相微萃取法收集健康植株(株龄220余天，株高65cm左右)的挥发物，采用GC-MS法识别出11种主要组分，从中鉴定出β-蒎烯，D-柠檬烯，香薷酮，脱氢香薷酮，γ-榄香烯，蛇麻烯，石竹烯，α-石竹烯(α-caryophyllene)，以及三种倍半萜类化合物，其中石竹烯和γ-榄香烯含量高，其次为蛇麻烯和α-石竹烯。

The more important thing is Farmers use much chemicals on emblement which make poisoning happend once again.we won't get any fresh air and clean water and healthy food if we can't change this situation.

更重要的是，农民大量使用化学药物使食物中毒事件一再发生。长此下去，我们将呼吸不到新鲜空气，喝不到纯净的谁，吃不到营养的食物了。

The preparation technology of emplastrum is successful and there are no chemical reaction of drugs with adhesive matrix and other compounding chemicals.

表明药贴的制作工艺是非常成功的，药物成分没有与粘着性基质或其它助剂发生化学作用。

The result of experiment on different chemical control shows the best chemicals for cootrol Eriosoma lanigerum in the part trees above ground is 40%omethoate adding 1‰ washing powder (the ratio is 1:800). Applying 0.25 kg fortified benzene to the root of each tree can kill Eriosoma lanigerum in the root. In the past three years, chemical control as first, complementary with the measures of integrated control and quarantine techniques, the percentage of suffered trees in Malus pumila garden of 40.8 hm2 in Yimen County has decreased from 48.5%to 2.65%.

不同药剂的防治试验结果表明：40％的氧化乐果1：800倍液加1％o的洗衣粉是防治苹果地上部分棉蚜的较佳药液；另每株根施0.25kg高丙体内吸粉剂对根部的苹果棉蚜具有较好的杀灭作用。3年来，以化学防治为主，辅以配套的综合防治及检疫技术措施，使易门40.8hm2苹果园的植株受害率由48.5％降至2.65％，取得了较好防治效果。

The results showed that BTH, SA, OAA and Na2SiO3 had significant induction effects, and the optimum concentration of four chemicals for resistance induction of melon against Erysiphe cucurbitacearum were 0.35, 1.0, 30 mmol/L and 10 mmol/L respectively.

各种诱导剂的最适诱导浓度分别为BTH 0.35 mmol/L、SA 1.0 mmol/L、OAA 30 mmol/L、Na2SiO3 10 mmol/L；适宜浓度下的诱导效果分别为：72.4%、49.9%、43.4%和34.9%。磷酸氢二钾(K2HPO4)在供试浓度范围内对甜瓜抗白粉病的诱导作用不显著。

Objective To observe the effect of environmental estrogenic chemicals octylphenol and genistein on DNA damage and proliferation of MDAMB231 breast cancer cells.

目的 观察环境雌激素辛基酚和三羟异黄酮对乳腺癌细胞株(MDAMB231)增殖和DNA损伤的影响。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。