通过动量衡算及能量衡算方法分析并计算了直管内变质量流体流动的流量分配。
Distribution of flow volume for unsteady mass flow in the straight pipe was analyzed and modeled by means of momentum balance and energy balance.
矿体呈层状，矿石具典型的沉积构造，矿石硫同位素组成与国内变质火山岩铜矿床相似，气液包裹体氢氧同位素组成介于大气循环水和变质水之间。
S-isotopic components in the ore with typic sedimentary structures are similar to those of metamorphic volcanic copper deposit. The ore bodies occurred as stratification.
已经切好的蔬菜与水果是很方便的但是你不要想可以把他们放得很久。水果会在切后的一天或两天内变质但是一些水果可以用冷冻的方法或者罐藏的方法得到更长时间的保存。
Fruit may begin to spoil within a day or two after cutting, however some fruits can be purchased in frozen or canned forms that last much longer.
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