四硝酸戊四醇

PETN is a typical nitric acid ester of high explosive with good explosion property. It is chosen as the base of polymer bonded explosive.

PETN（季戊四醇四硝酸酯，又名太安）是爆炸性能优良的硝酸酯类高能炸药的典型，该研究将其选作高聚物粘结炸药中的墓炸药。

Experts speculated that the implant operations would be carried out in lawless areas of Pakistan and the lethalexplosives called PETN, would be inserted inside plasticshapes during the operation, before the breast is then sewn up.

据推测，参与的女性自杀式袭击者可能会在巴基斯坦法外区域接受外科手术，把藏在胶囊内的烈性炸药"季戊四醇四硝酸酯"植入她们的乳房内，然后缝合伤口。

Experts speculated that the implant operations would be carried out in lawless areas of Pakistan and the lethal explosives called PETN, would be inserted inside plastic shapes during the operation, before the breast is then sewn up.

据推测，参与的女性自杀式袭击者可能会在巴基斯坦法外区域接受外科手术，把藏在胶囊内的烈性炸药"季戊四醇四硝酸酯"植入她们的乳房内，然后缝合伤口。

TETRANITRATE, WETTED with notless than 25% water, by mass

季戊四醇四硝酸酯，湿的，按重量含水不低于

TETRANITRATE, DESENSITIZEDwith not less than 15% phlegmatizer

季戊四醇四硝酸酯，减敏的，按重量含有不低于15

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。