查询词典 larvae

Baby brine shrimp, microworms, red worms, mosquito larvae, tubiflex worms and are all excellent.

咸水小虾，小虫，孑孓，水虫是最好的鱼食。

Bristly fly whose larvae live parasitically in caterpillars and other insects important in control of insects .

有的苍蝇，其幼虫寄生在毛虫或其它昆虫的身上；在控制有害昆虫方面很重要。

Bristly whose larvae live parasitically in caterpillars and other insects important in of noxious insects .

有刚毛的苍蝇，其幼虫寄生在毛虫或其它昆虫的身上；在有害昆虫方面很重要。

Can also be made from castor-oil plant leaf extract powder, spreading to the toilet, pigsties, cesspit, etc., to kill mosquito larvae and have a clear effect of maggot.

也可将蓖麻叶粉制成浸出液，撒到厕所、猪圈、粪坑等处，对杀死蚊子幼虫及蝇蛆有明显效果。

The larvae of these moths are most commonly found on Maple trees, but they have been known to feed on Wild Cherry and Birch trees among many others.

罗宾蛾幼虫通常生活在枫树上，但有时也会在野樱桃树和桦树上看到它们的身影。

The results of our research showed that the chinaberry seed oil, two emulsion formulations of crude toosendanin, Margosan-O, azadirachtin, AZT(NR-2), AZAL-S, petrolem ether extract of the leaf of Tagetes erecta, methyl extract of the root of Tagetes erecta, methyl extract of the whole plant of Bidens pilosa, the oil of Ageratum conyazoides and polygodial had potent toxicity to the larvae of Anopheles sinensis, Culex quinquefasciatus and Aedes albopitus.

中华按蚊Anopheles sinensis、致倦库蚊Culex quinquefa-sciatus和白纹伊蚊Aedes albopictus都是我国重要的传病蚊种。本研究首次证实下列植物的提取物对上述三种蚊虫有毒杀作用：(1)苦楝：苦楝油；(2)川楝：川楝素乳剂、蔬果净；(3)印楝：Margosan-O、印楝素、AZT(NR-2)、AZAL-S；(4)万寿菊：叶石油醚提取物、根甲醇提取物；(5)三叶鬼针草：整株植物甲醇提取物；(6)百花草：精油；(7)水蓼：Polygodial。

A chironomid larvae images recognition method based on wavelet energy feature and improved KNN is developed.

提出了一种小波分析与改进KNN相结合的红虫图像识别方法。

In accordance with the characteristics of the organisms, this paper studied chironomid larvae images recognition method based on wavelet packet decomposition and Fuzzy Support Vector Machine.

该方法采用多层小波包分解提取子图像的能量特征，同时结合生物图像颜色特征构造特征向量，然后选择模糊支持向量机作为分类器进行识别。

Although there are no indications that chironomid larvae pose a threat to public health, their presence is still not appreciated because most people associate the organisms with low hygiene.

针对红虫特点提出了一种小波包分解与模糊支持向量机相结合的红虫图像识别方法。

The distribution situation of chironomid and its larvae in water purification structures as well as the relationship of chironomid breeding with water quality and weather in waterworks using ozone/activated carbon filter processes were introduced.

介绍了在设有臭氧—活性炭滤池工艺的深度处理水厂，摇蚊及其幼虫在净水构筑物中的分布情况，其繁殖与水质、气候的关系。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷