extents

1.The minx, miny and minz values are the minimum extents on each axis, the maxx, maxy and maxz values are the maximum extents on each axis.

minx，miny和minz值是标轴上的最小值；maxx，maxy和maxz值是标轴上的最大值。

2.After exogenous MJA treatment, the variation of the terpene volatiles in the conelet and cone were the same as the infested conelcets and cones, but the varying extents were not very high.

外源MJA处理后，与1年生和2年生受害球果挥发成有类似的变化，但变化的程度要小得多。

3.The author outlines the type, characteristics of coagulant popularly used; especialy discusses the application conditions and extents of polyacrylamide, polyiron sulfate and poly alum.

介绍目前应用的凝剂的种类、性质,较详尽的论述烯酰胺、合铁和合铝高子化合物的使用条件和应用范围。