The availability of good medical care tends to vary inversely with the need for it.

优质医疗服务提供往往与需比。

Pressure varies directly with temperature and inversely with volume.

压力随温度正比例变化, 与容积比例变化。

The amount of force needed is inversely proportional to the rigidity of the material.

需力度与材料硬度比。

Conclusions were drawn:thickness of sclerenchyma correlates with gemination percentage,and was in inverse proportion to gemination percentage.

萝种子发芽率高低主与厚壁组织层厚度及它占种皮全厚比例有关，且比。

The blood volume of microcirculation is in direct proportion to the dp of arteriole and veinule,and in inverse proportion to the whole resistance of microcirculation.

微血流量与微动脉和微静脉之间血压差正比,与微中血流总阻力比.