perlite的例句大全

discussion on sensitization mechanism of expanded perlite used as sensitizer in water-bearing explosive

含水炸药敏化剂膨胀珍珠岩敏化机理探讨

the highest rooting rate was obtained when perlite was applied as substrate, while the best rooting quality was produced by perlite mixed with humus soil ( 2 ∶ 1).

4种基质中，珍珠岩生根率较细砂、碳灰、腐质土高，从生根质量上看珍珠岩+腐殖土（2∶1）最佳；

swelled perlite is produced from calcined perlite. it has characteristics of little volumetric weight and large porosity.

膨胀珍珠岩是以珍珠岩为原料煅烧膨胀制成的，具有容重小、空隙率大等特点。

taking perlite as the potted medium, seedling growth and its morphological characteristics were studied when n, p, k, ca, mg, fe and other trace elements were lacking in a nutrition liquid.

该文以珍珠岩为栽培介质，研究了在缺少N、P、K、Ca、Mg、Fe及其他微量元素情况下，幼苗的生长状况及其相应的形态特征。

this open-surfaced perlite tends to be angular in shape and quite friable.

开曲面珍珠岩的形状是棱角分明，非常易碎。

Perlite is also a component of some formulations of gypsum wallboard.

珍珠岩也是一些石膏板的原料.

Leaf fall showed more severe in medium with peat and perlite combination.

后期落叶以泥炭与珍珠岩的配比较为严重.

Study of Air Brick Building Microwave Absorbing Materials Filled with Perlite

珍珠岩填充空心砖建筑吸波材料的研究

Approved packing material may consist of sterile peat moss, sphagnum moss, perlite, vermiculite, sawdust, shredded paper or other inert materials.

认可的包装素材应由泥炭苔、水藓苔、珍珠岩、蛭石、锯木屑、碎纸及其他填充物。