problem formation  易出砂地层

Problem formulation  问题之形成及归纳; 问题形成; 问题公式化; 界定问题

Bessel formula for solution of geodetic problem  贝塞尔大地主题解算公式; 动力环境集中监控系统

formation of problem iconic  课题映像的形成

formulas for dermatological problem by oral administration  皮肤性病内服方

Developing Problem Situation Problem Posing  发展问题情境拟题

Developing Problem Situations Problem Posing  发展问题情境拟题

Fermi-Pasta-Ulam problem， FPU problem  FPU问题

linear programming problem LP problem  线性规划

servo problem servomechanism-type problem  单细胞蛋白

servomechanism-type problem servo problem  视孔

Member 4 of Quantou Formation -Yaojia Formation  泉头组四段—姚家组

Qingshankou Formation-Yaojia Formation  青山口组-姚家组

the 2nd Member of Shanxi Formation—the 8th Member of lower Shihezi Formation  山西组二段—下石盒子组八段

Agriculture,Peasant,Countryside problem  14磅

cold-drawing mill problem  K镜机构

countryside,peasant,agriculture problem  板铁矾; *-自同构

four mine problem  任何人─

Problem Students in universities and colleges  孕马血清促性腺激素(PMSG)

San Nong problem  比重