查询词典 at intervals

Ten 10-day-old artificially-reared coccidian-free goslings were inoculated orally with 2.0×105-6.5×105 of sporulated oocysts of Eimeria stigmosa,respectively, and killed at intervals from 48th h to 180th h post-inoculation.

给10只10日龄雏鹅分别经口接种2.0×105~6.5×105个多斑艾美球虫孢子化卵囊，在接种后48~180h分期剖杀，对多斑艾美球虫的生活史和致病性进行了动态观察。

Its owner stood behind; her light, shining ringlets blending, at intervals, with his brown locks, as she bent to superintend his studies; and her face--it was lucky he could not see her face, or he would never have been so steady.

有这小手的人站在后面；在她俯身指导他读书时，她的轻柔发光的卷发有时和他的棕色头发混在一起了；而她的脸——幸亏他看不见她的脸，不然他决不会这么安稳。

Beside her was a box of bonbons, which she held out at intervals to Madame Ratignolle.

她身边有盒棒棒糖，隔会儿就端起来给哈蒂娜尔太太。

At intervals, as he roamed through the most deserted boulevards, it seemed to him that he heard strange noises in Paris.

他象热锅上的蚂蚁，等着天黑，他也只剩下一个清晰的念头：九点他将和珂赛特见面。

At intervals the trees lost their icy covering, and the bulrushes and underbrush were bare; but the lake lay frozen and hard beneath the sun.

树木上的冰凌偶尔会融化，可是很快又会披上一件相同的白衫；芦苇和矮草丛都枯黄了，阳光下的湖面也一直冰硬。

It seemed to her, at intervals, that she was entering the land of chimaeras; she said to herself:"Is this reality?"

有时，她仿佛觉得自己进入幻境；她问自己：&这是真实的吗？&

It seemed to her, at intervals, that she was entering the land of chimaeras; she said to herself:"Is this reality?"

面容憔悴，身体战惊。有时，她仿佛觉得自己进入幻境；她问自己：&这是真实的吗？&

The wavelength of the instrument used to measure the change in absorbance of dosimeters and the instrument used to measure their thickness should be subject to regular checks of calibration at intervals established on the basis of stability, purpose and usage.

用来测量辐射量测定器吸光率改变的仪器的波长和用来测量它们厚度的仪器应定期进行校验，按照根据稳定性，目的和用途为基础建立的时间间隔进行。

Other visits followed at intervals, most of them by missionaries and emigrants on their way to America.

其他访问之后间隔，他们大多数是由传教士和移民，他们到美国。

A person needs at intervals to separate from family and companions and go to new places. One must go without familiars in order to be open to influences, to change.

一个人需要经常离开家和朋友，去一些不熟悉的地方；去陌生的领域，是为了接受新的影响，改变一下自己。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。