23.2.10$ L3 G% B0 v0 t* Z
Being brave means knowing that when you fail, you don't fail forever.
; x. _- m }( b9 ~3 m6 l& @! @勇敢就是知道即使你失败了,你也不是永远失败。 ----Lana Del Rey2 s' c) q. t% c6 l
每日一点专业英语:
r; k; I: Z ]8 g* WScrew drive 螺纹传动( ^; B0 {$ R1 `3 D, H
Axial force exerted 受轴向力时' D8 ~/ X$ A" Q6 M& F
Radial force exerted 受径向力时) Y' |5 k0 V' L: `
; m3 _% y3 s0 v L! K23.2.118 G# _* h8 v/ u% i- \1 G
Nothing great in the world has been accomplished without passion.! c& x5 n F+ v. \' c* Q
世上没有任何伟业的成就能够离得开激情。
g6 {4 F; |& L4 N& t每日一点专业英语:
) W3 m0 B' v" @; g% U# HBearing balls 滚珠
) k- l0 O, u* h: s G8 I; @* g' DBall nut 滚珠套& |% }! X ]6 A1 Y y; Q
Ball screw 滚珠丝杠
2 {5 D2 o3 m% y4 M, V S, x3 i9 A% \1 _! v. ]
23.2.126 x) x) U' r% B8 [
Instead of wondering when your next vacation is, maybe you should set up a life you don't need to escape from.' w% [$ B2 r* k- w
与其期盼下一次假期,不如创造一种不需要逃离的生活。
; g$ |. s! ~- B/ O- U每日一点专业英语:
4 ? C) f3 v* ~3 w+ Q* a# bWasher 垫片: f' m$ K2 k0 Y# W
Flush 凸起垫片
9 x, ], p: r6 O9 n4 Y7 mRaised 卷边垫片
! i1 ?3 H) @, iSlotted washers 开槽垫片! E6 D+ ^/ r; _. N* h) e. b
Spring 弹簧垫片& M# e$ s) T+ ~, g) l& W& d6 s
Spring-locking 弹簧锁紧垫片0 j0 T |1 s2 f8 S3 p' @* n
Plain 普通平垫片
. s1 Y3 P8 _% Z6 k+ b3 I9 l$ O& r2 Y
; J, n1 V% `! p( O0 y23.2.13
* a% w9 c2 d/ Q6 }* G9 aIt's never too late to be what you might have been.% X; s; S# C8 y) P% Q
成为你所要成为的人,永远都不嫌迟。
U6 _5 B5 d3 U! r4 T- s/ }1 t每日一点专业英语:
3 y9 ~6 w/ F! dBelt drive 带传动
$ Q' p0 Z7 X' @: l" | V& b) L: sFlat 平带
9 O7 U" |5 i! z7 q8 kVee type V带( D: ~+ |% s0 v w0 g$ f! u+ J
Round 圆带: `8 {: {7 ~6 v: n" g: @
Multi-edges 多楔带) { [6 o1 D3 t
Synchronous belt 同步带
6 K; p8 `3 W: q0 _" G* V3 W: g8 s; ^& g T N. P7 w- S( N+ ^
23.2.14
- q5 ?% X+ [ i3 ~' O9 k' BPure love and suspicion cannot dwell together: at the door where the latter enters, the former makes its exit.
9 E; ]1 F2 | }/ y2 j( |- r' b纯洁的爱情和猜疑水火不容:起了疑心,就会丢了爱情。
7 H) @9 q6 X! r) ~ J; B6 ^每日一点专业英语:$ I: ^" l3 h3 ^
Solid wheel 实心轮* j/ R9 X# ^2 Z5 e: C4 {* c7 ^
Solid rim 实心轮辐条
7 M3 e+ n) n( J, m" v% {Outside dia 外径
% R# c7 ]6 y' ]. z hPitch dia 节径
$ H* Y) y+ y# d3 u ^Groove angle 槽形角
" G7 l( X1 w3 N x9 m% y9 G4 a4 UWidth 宽度
. x ^ n! \' i, [3 B6 [6 S/ L. LDepth 深度
+ J& X, ]+ W8 r2 r2 H" o: ?$ [9 y6 p( y1 ~" s/ t
23.2.15
$ x+ E( {+ }8 W" J) F4 o) BGrowth is the only evidence of life.6 r0 o+ h7 @$ Q) `0 O! n
成长是生命的唯一证据。
: }8 m: S( ?# ?( f& N每日一点专业英语:
' r+ U- ?$ h# Q3 B$ x1 }6 JGear drive 齿轮传动
k( i: g& `+ ~" S0 q8 V' ]% rSpur gear 直齿圆柱齿轮传动
3 A/ e0 J9 |: t& J- `Helical gear 斜齿圆柱齿轮传动
. n' @# P$ n9 K* hHerring-bone gear 人字齿轮传动
& M. A. V( m% U; q) `) C, k- j, fSpur bevel gear 直齿圆锥齿轮传动, c$ m2 W2 R5 `2 ] ^
Helical bevel gear 斜齿圆锥齿轮传动
, u8 e: T2 o- C, L/ ACurve bevel gear 曲齿圆锥齿轮传动
- W, n- V+ ]/ C0 ]8 o+ c4 PExternal mesh 外啮合
; `$ S( g% k1 vInternal mesh 内啮合' N0 D. v5 ~; N1 T# I9 p4 l7 }( B9 k$ o' L
Mesh by rack and pinion 齿轮齿条啮合
4 M1 T9 O/ d' w2 p7 K( k0 S% X/ u0 h
9 q1 w8 ~9 [% S% z0 d6 J3 r: P! A! z
- `- ]8 W. U3 L7 {9 r/ ]4 H8 `- b, j9 O* A" A. M( a
8 I! _ J! t) m2 ]5 z+ D. J% u
# m7 u- W/ Y0 i) ]* ^8 l& N
|