colony forming

基本解釋

Rounding out the list were elevator buttons at 130 colony forming units and hand straps on subways at 86.
電梯按鈕上的菌落是130個，地鐵拉手上的菌落個數(shù)是86，這兩樣物體在細菌繁殖場排名中居后。
In one 2005 study, researchers gave 94 employees of a Swedish company a daily dose of Lactobacillus reuteri (100 million "colony forming units, " or CFU) for 80 days.
2005年的一項研究：一家瑞士公司的94名員工按一定劑量（菌落數(shù)為一億/cfu）飲用乳酸菌飲料80天。
Shopping cart handles led the way with 1100 colony forming units of bacteria per 10 sq cm, followed by a mouse used on computers in internet cafes, which had an average of 690 colony forming units.
商店購物車扶手上的細菌最多，每10平方厘米（1.55平方英寸）就聚集著1100個菌落；其次是網(wǎng)吧的鼠標(biāo)，每10平方厘米就有690個菌落。

集落形成
In colony forming test, cultivating cells needed longer time, involved in many procedures and this method easily caused errors.
集落形成試驗所需培養(yǎng)時間較長,涉及步驟多,容易引起誤差。
生物學(xué)
克隆形成