查询词典 Three Times
- 与 Three Times 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Trichogramma showed high control efficacy on cotton bollworm eggs after three times of release both in the second and in the third generation bollworm periods. The parasitism on the second and third generation bollworm eggs were 66.0%-70.7% and 76.0%-81.2%, respectively, which were significantly higher than that in the control (second generation: 7.0%-12.3%, third generation: 5.2%-7.4%). And the injury rate of cotton buds and bolls in the second and third generation bollworm were 2.2% and 3.1%, respectively, which were significantly lower than that in the control (second generation:8.5%, third generation: 20.9%). In the second generation bollworm period, number of bollworm eggs or larvae in the Trichogramma released cotton field did not differ to that in the chemically controlled field. But in the third generation, there were significantly less bollworm eggs and larvae in the Trichogramma released cotton field. There were more predators in the Trichogramma released cotton field. These results indicated that cotton boll worm in the transgenic insect-resistant cotton field can he effectively controlled by mass-releasing of T.
结果发现:棉铃虫卵在棉株不同部位的分布差异较大,2代棉铃虫卵主要分布在叶正面、叶背面和茎尖,3代棉铃虫卵主要分布于蕾铃;在放蜂田,赤眼蜂对棉株不同部位棉铃虫卵的寄生率差异较大,2,3代棉铃虫时期对叶正面、叫背面、茎尖、蕾铃的棉铃虫卵寄生率均较高,对叶柄和茎杆处卵的寄生率较低;并以3代棉铃虫时期的寄生率较高;在2,3代棉铃虫时期分别连续释放3次赤眼蜂,对棉铃虫具有很强控制作用,2,3代棉铃虫卵的被寄生率分别为66.0%~70.7%和76.0%~81.2%,均显著高于化防田的自然寄生率(2代:7.0%~12.3%,3代:5.2%~7.4%);蕾铃被害率分别为2.2%和3.1%,均显著低于化防田(2代:8.5%,3代:20.9%;2代棉铃虫时期,放蜂田和化防田的棉铃虫卵量和幼虫数量差异均不显著,但3代棉铃虫以后,放蜂田棉铃虫卵量和幼虫数量均显著低于化防田,且放蜂田的捕食性天敌数量显著高于化防田。
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Take one dose of this cough syrup three times a day.
这种感冒糖浆每天服用三次,每次一剂。
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The new theater is over three times as big, but it still worked amazingly well; something about the layout of the new theater mimicked the old theater's coziness.
新会场有三个多大,但运作还是让人吃惊得良好,新会场规划的一些方面再现了旧会场的舒适感。
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Cranberry juice, a cup drunk three times a day, is also recommended in this case.
蔓越莓汁,一杯醉每天三次,还建议在这起案件。
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These ancestors had large heads three times the size of the largest human cranium in present time.
这些祖先拥有比当前人类中的最大头颅还要大3倍的脑袋。
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Slowly three times, one after another, from a full crupper he mired.
它从肥大的屁股里慢吞吞、一团团地、分三次拉下屎来。
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For example, Xiamen air quality has reached the national level standards, but compared with California, Xiamen total particles per cubic metre of the atmosphere nearly three times.
比如,厦门大气质量已达国家一级标准,但与美国加州相比,厦门每立方米大气中的总悬浮颗粒物高出近三倍。
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He came home just in time to hear the cuckoo clock cuckoo three times.
他回到家的时候恰好听到咕咕钟叫了三次。
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The Jews customarily prayed three times each day, at 9 in the morning, 12 noon, and 3 in the afternoon.
根据犹太的习俗,每天祈祷三次,早上9点,中午12点与下午3点。
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The salt component calcium chloride entrained in the precipitation of trimeric cyanamide phosphate can be fully removed in the mass ratio of solid to liquid 15, at temperature 40 ℃, stirring time 60 min and repeatedly washing three times with water.
该工艺路线可行,反应条件温和,中间媒质三聚氰胺可循环使用,以氯化钙副产品替代了磷石膏的产出,减缓了硫资源的消耗,避免了硫酸根对三聚氰胺沉淀的影响,适合于贫磷矿资源的开发。
- 相关中文对照歌词
- Three Times A Lady
- Three Times A Fool
- Three Times A Lady
- Three Times A Lady
- Knock Three Times
- Three Times A Lady
- Three Times A Lady
- Three Times In Love
- Honey, Look Three Times (Live)
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力