substance weight 中文意思是什麼
substance weight
解釋
（紙張）定量-
The greater the molecular weight or the concentration of organic substance was, the longer the length of the filter period was
進水有機物濃度和分子量影響著過濾周期的長短，高濃度、大分子的腐植酸則濾柱過濾運行周期長。 -
The greater the concentration of organic substance or the molecular weight was, and the higher the degree of negative impacts was
有機物的濃度越高，有機物的分子量越大，對生物氧化除鐵的阻礙作用越大。 -
Secondly, this paper studied the effect of different concentration nacl on wheatgrass and pointed out that the wheatgrass could maintain well - balanced physiology at light salt stress, but at high salt stress, the membrane penetrability increased, fresh weight reduced, the development was restrained distinctly, and the osmoregulatory substance increased notably, at last the plants perished. from these results, this paper concluded that the wheatgrass had strong salt resistance
二、用不同濃度的nacl （氯化鈉）溶液對冰草植株進行根際滲透脅迫發現，冰草在低鹽濃度脅迫下能夠保持正常的生理代謝，而高濃度鹽脅迫下植株質膜透性增大，鮮重減少，生長明顯受到抑制，有機滲透調節物質顯著增加，長時間脅迫植株死亡。 -
Though at first glance it might seem have no substance ， the second body does posses some weight and is thus subject to gravity
雖然乍一看，它表面上是非物質的，但第二身體確實具有一些重量，因而受地心引力的吸引。
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