港口经理孟繁强(音)说，现在情况不太好，煤价不稳定。
'Things aren't so good now. Coal prices just aren't stable,' said Meng Fanqiang, a manager at the port.
对13个品种的地被菊进行组培快繁，结果：①以茎尖和腋芽直接扩繁速度最快，遗传稳定性强；
In tissue culture of 13 reptant chrysanthemum varieties, direct reproduction of stem apex and axillary bud showed the highest speed and heridity stability.
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