In a condition of lacking the design of tensile device and all the anti-overturning moment is held by dead weight, to discuss the anti-overturning reliability is of even more practical significance.
在没有设计抗拉装置的情况下，其抗倾覆力矩全部由自重来承担，讨论其抗倾覆可靠度在某些情况下更有实际意义。
In the teaching, the cases that student can see is limit every day, some representative cases are hard to see. The teaching condition is lacking.
在教学上，进修人员和实习学生每天跟机看到的病例有限，一些典型病例很难随机看到，缺少教学必备的条件。
Under the condition of lacking testing equipments, mechanical losses in each part of diesel engines can be estimated by calculation equations.
在缺少实验设备的情况下，利用计算公式可以估算柴油机各部分的机械损失。
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