Comparison interventions included non-iodised salt, iodised water, iodised oil, iodation with potassium iodide versus potassium iodate.

作对照施包括无碘食盐、碘化水、碘油，以及碘酸钾与碘化钾作对照。

Another critical factor when designing tricycle gear is to properly balance the load carried by the main gear versus the nosewheel.

前三点起落架另一个不利因素,设计时需要精确分配主轮与前轮负荷.

Objective. To evaluate the efficacy of caudal epidural injections (CEI) containing steroid versus nonsteroid preparations when treating patients suffering from low back pain (LBP) and sciatica.

评价并比内硬膜外注射激素和非激素制剂治疗腰痛和坐骨神经痛疗效。