The flower structure in one tree was different, enforcing cleistogamy.同一株树上的花结构不同, 因而闭花受精是强制实现的.This trait is called cleistogamy and occurs naturally in some plants.这种特性称为闭花受精;一些植物会自然发生闭花受精....
目的探讨氯苯类化合物在CTMAB-高岭土上的吸附机理.Aim To investigate the sorption mechanism of chlorobenzenes on CTMAB modified kaolinite.境内矿产资源丰富, 用花岗岩 、 高岭土等矿种.Territory rich in mineral resources, with granite, kaolin and other minerals.矿产资源...
The phosphate was deposited by the decay of marine microorganisms.海洋微生物腐烂后沉积形成磷酸盐。The diseased tissue can be easily invaded by these microorganisms.有病的组织容易被微生物侵袭.They act at least a temporary block to DNA synthesis in mi...
It is recognition of compassion's part that leads the up - holders of capital punishment to accuse the abolitionists of sentimentality in being more sorry for the murderer than for his victim.正是对怜悯的作用有了认识,才使得死刑的提倡者指...
You can claim a rebate on your tax.你可以要求退回部分税款.The program is named the Car Allowance Rebate System, but known as " cash for clunkers. "这一项目名为CARS(汽车折价退款系统), 但也称为 “ 旧车换现金 ”....a tax rebate...退税It is cheering to see that ...