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- Such early thinning reduces the supply of gibberellins by reducing the number of seeds per cluster of fruit. 這種早期疏果方式可減少每一花叢的種子數目,從而使赤霉素供應減少。
- Subjects in conditioning group were exposed to an octave band of noise(OBN) centered at 0.5kHz,95dB SPL,6 h per day for 10 days. 適應組先在實(shí)驗室內暴露于強度為95 dB SPL(聲壓級);中心頻率為0.;5 kHz的一個(gè)倍頻程噪聲;連續10 d;每天6 h;
- They were then exposed to 8 Hz or 16 Hz infrasound at 130 dB 2 h per day for 7 d. The mice were then sacrificed and the expression of SOD, GSH-Px and MDA in their brains was measured. 隨后將各組小鼠置于8Hz或16 Hz,130 dB的次聲環(huán)境中,每天持續2 h,7 d后處死小鼠,測定其腦組織巾SOD、GSH-Px及MDA的變化情況,并進(jìn)行組間結果對比。
- B. H and height per year are over 2.5 cm and 1.3 m at abotit10-year-old, with the age of tree increasing 10 year, the D,B,H per year will diminish 0.3 cm,but the heightper year is still 1.0m. 通過(guò)1047株毛白楊優(yōu)樹(shù)生長(cháng)量的分析,得出了選優(yōu)的絕對值標準如下:10年生左右時(shí),年均胸徑生長(cháng)量2.;5cm以上,年均樹(shù)高1
- HAMMER's storage management limits it to 32768 volumes, 32768 clusters per volume, and 32768 16K filesystem buffers per cluster. HAMMER的存儲管理限制了它只能達到32768卷,每卷32768個(gè)集群,每個(gè)集群32768個(gè)16K的文件系統緩沖器。
- The agency places about 2000 secretaries per annum. 該代理機構每年可為約2000名秘書(shū)安排工作。
- We quote this h article at $250 per M/T C&F. 我們報成本加運費價(jià)每噸250美圓。
- It travels thousands of miles per second. 它一秒鐘能走幾千英里。
- Can your car make a hundred miles per hour? 你的汽車(chē)一小時(shí)能開(kāi)一百英里嗎?
- These apples cost five yuan per kilogram. 這些蘋(píng)果每公斤五元。
- We fail one student per year on average. 我們平均每年有一個(gè)學(xué)生不及格。
- The car is spinning along120 li per hour. 這車(chē)正以每小時(shí)120里的速度行進(jìn)。
- The hurricane has a speed of 73 miles per hour. 颶風(fēng)每小時(shí)73英里。
- Meals average out at 5 per head. 膳食平均每人5英鎊。
- Pressure is force per unit area. 壓力就是電單位面積上的力。
- The four and a half per cent bonds are in request. 利息四厘五的債券需求量大。
- Last year its retail price fell20 per cent. 去年,它的零售價(jià)格下降了百分之二十。
- A postman's wages are 180 per week. 郵遞員的工資為每周180英鎊。
- Per capita incomes rose sharply last year. 去歲人均收入劇增。
- The speed limit is 40 miles per hour. 規定的最高時(shí)速為40英里。