对您刊82年第2期上刊登的甘俊文同志写的这篇文章有如下不同的看法。该文的(10)、(11)两式或许是多余的;或许是错误的。这要看如何来理解(10)式中l的涵义了。要使(10)式成立,只能认为(10)式中的l是贴上块规后测得的值。因l’_2也是贴上块规后测得的值。如这样来理解,(10)、(11)式就成了多余的了。因这种情况下,R′完全能 The article written by Comrade GAN Jun-wen, published in your second issue of the year 82, has the following different views. The (10), (11) two equations of the paper may be superfluous; it may be wrong. This depends on how to understand (10) where the meaning of l. For formula (10) to be established, we can only think of (10) where l is the value measured after affixing the block rule. Because l’_2 is also affixed to the block after the measured value. So to understand, (10), (11) has become superfluous. Because of this situation, R ’is completely capable